or純水英文

A. 求一篇關於純凈水的英語作文

In view of the current observed the advantages and disadvantages of pure water, the researchers put forward three proposals: First, inorganic mineral content and an appropriate degree of pollution-free natural water sources, should be the best choice for human drinking water. In rural areas, such as the wild areas of good water quality, water in the absence of extraordinary modern organic pollutants or toxic pollution microbiology from the security, availability of water to boil or filter drinking can be treated, there is absolutely no need Expensive long-term drinking water. Second, in the city or water in the modern organic heavily polluted areas, clean drinking water can rece the adverse long-term water quality on the body of harmful, However, in order to avoid long-term side effects of drinking when the community should develop standards for mineral water, indivials should increase the food potassium, sodium, magnesium, zinc, copper, iron and other elements of the intake, dietary fat control, so as not to increase the cardiovascular The damage, and pay attention to the prevention of microbial contamination. Third, growing children, pregnant women, high-intensity physical activity group (such as soldiers, athletes, etc.), obesity, cardiovascular disease patients, not long-term clean drinking water.

B. 純凈水用英語怎麼說

純凈水，是純潔、干凈，不含有雜質或細菌的水。純凈水，不含任何添加物，且無色透明，可直接飲用，是我們每天飲用最多的水之一。那麼你想知道純凈水用英語怎麼說嗎?下面我為大家帶來純凈水的英語說法和例句，歡迎大家參考學習!

純凈水的英語說法1：

purified water

純凈水的英語說法2：

clean water

純凈水相關英語表達：

礦泉水純凈水 Mineral water pure water

管道純凈水 portable water

瓶裝飲用純凈水 Bottled purified water for drinking

純凈水安全監控 Pure water safety monitoring

純凈水製造技術 Pure Water Manufacturing Technology

純凈水英語說法例句：

只使用純凈水。

Only purified water is used.

他們供給我們純凈水。

They provide us with pure water.

我要一瓶純凈水。

I want a bottle of pure water.

牛津飢荒救濟會為純凈水和學校付款。

Oxfam pays for clean water and schools.

運動之後我只喝純凈水。

I drink only pure water after taking exercises.

是純凈水或是冰水和冰品?

Is purified water or ice used for beverages and frozen treats?

今天就去為你的水池買一套純凈水系統吧。

Buy a water purification system for your sink today!

我想喝甜水，不想喝純凈水。

I will have sweet water rather than pure water.

本文研究了合格桶裝純凈水在使用過程中亞硝酸鹽的污染。

The nitrite pollution of barreled purified water ring consumption was researched.

分離純凈水和污染物要施加適當的壓力。

A specific amount of pressure is necessary to separate purified water and contaminants.

他給家長們寫信，提醒他們純凈水才是唯一健康的飲品。

He sent a letter home to parents reminding them that plain water is the only drink allowed.

凝膠組成：睾酮，乙醇，純凈水，氫氧化鈉，卡波姆940和十四酸異丙酯。

Gel consists of: Testosterone, ethanol, purified water, sodium hydroxide, Carbomer 940 and isopropyl myristate.

方法 Wistar大鼠自出生前2周就分別給予純凈水及自來水，直至出生後20周。

Methods Wistar rats before their born were supplied with purified water and boiled tap water respectively for 20 weeks.

功效：特含蛋白纖維、天然蘆薈保濕劑、植物聚合保護膠、蛋白質基因、純凈水等。

Functions: it contains protein fiber, natural aloe moisturizer, vegetal protective glue, protein gene, purified water.

阿瑟是老闆阿卡迪亞奶牛場的雅頓，數控，瓶裝水的純凈水和優質果汁。

Arthur is the owner of Arcadia Dairy Farms in Arden, NC, bottlers of purified water and premium juices.

由純凈水和超高純度材料。

Composed of purified water and ultra-high purity materials.

純鱈魚肝油、卵磷脂、棕櫚酸酯、純凈水、丙三醇、凝膠、全天然漿果味。

Purified Cod Liver Oil, lecithin, ascorbyl palmitate, purified water, glycerin, gelatin, all-natural berry flavor.

本發明公開一種由純凈水制備活化水的濾料制備方法和應用。

The invention discloses a method for preparing a filter material for preparing activated water from purified water and application thereof.

本文介紹了血液透析機純凈水直供式系統的臨床意義，開發研製以及發展趨勢。

Describes the clinical meaning, R& D and development trend of the direct supply purified water system of dialyzer.

其中一個主要小型展館的主題為水，參觀者將會看到水被過濾的過程，並喝到由此產生的純凈水。

One of the houses will host a small water purification station and visitors will be able to sample the purified water.

目的研究在純凈水生產中引入H ACCP管理體系的實踐，探討提高純凈水衛生質量的方法。

Objective To introce HACCP into purified water proction management and explore method to improve sanitation quality of purified water.

C. ro水什麼意思呢

RO（Reverses Osmosis）即反滲透的水，亦即市售純凈水。

所謂的純凈水就是將天然水經過多道工序處理、提純和凈化的水。經過多道工序後的純凈水除去了對人體有害的物質、部分礦物質元素，同時除去了細菌，因此可以直接飲用。

純凈水，簡稱凈水或純水，是純潔、干凈，不含有雜質或細菌的水（H2O），如有機污染物、無機鹽、任何添加劑和各類雜質，是以符合生活飲用水衛生標準的水為原水。市場上出售的太空水，蒸餾水均為純凈水。

在中國桶裝飲用水市場上，主要有純凈水、礦泉水、泉水和天然水、礦物質水等，由於礦泉水、泉水等受資源限制；

而純凈水是利用符合國家生活飲用水標準的城市供水系統的水經過一定的生產流程進行生產，因此有效的避免了各類病菌入侵人體，能有效安全地給人體補充水份，具有很強的溶解度，因此與人體細胞親合力很強，有促進新陳代謝的作用。

原理

顧名思義，逆滲透濾膜技術就是利用滲透的方法來從海水中提取出純凈的飲用水。

滲透的英文「Osmosis」一詞來源於希臘文「Osmos」，意思是一種推動力。1748年，萊諾對滲透現象進行了研究，並首次作了實驗紀錄，發現用膀胱把水和酒精隔開後，水可以通過膀胱進入酒精，但酒精不能進入水。

根據科學的定義，滲透是某種溶劑通過半透膜（一種溶劑分子能通過，而溶質分子不能通過的薄膜）從低濃度到高濃度轉移的現象。通過那種被稱作「半透膜」的薄膜，我們可以對滲透現象看得更清楚。

半透膜是一種對透過物質有選擇性的薄膜。利用一張只准水分子透過，不許鹽分子透過的半透膜，將一個容器分成兩半。在膜的兩側分別注入純水和含鹽水，讓兩側的高度一樣高。過了一段時間後，鹽水的液面升高，純水的液面下降，這是由於純水一側的水分子透過半透膜在向鹽水那側轉移。

當滲透達到平衡時，鹽水一側的水柱高於純凈水一側的水柱，這種現象產生於所謂的「滲透壓」，這滲透壓的高低取決於鹽水濃度的高低。

D. 凈水器中的RO反滲透是什麼意思

反滲透是60年代發展起來的一項新的膜分離技術，是依靠反滲透膜在壓力下使內溶液中的溶劑與溶質進行分容離的過程。反滲透的英文全名是「REVERSEOSMOSIS」，縮寫為「RO」。

RO反滲透膜孔徑小至納米級，在一定的壓力下，水分子可以通過RO膜，而源水中的無機鹽、重金屬離子、有機物、膠體、細菌、病毒等雜質無法通過RO膜，從而使可以透過的純水和無法透過的濃縮水嚴格區分開來。

因為RO膜能夠有效去除水中鈣、鎂、細菌、有機物、無機物、金屬離子和放射性物質等，RO反滲透膜的凈水器適用於家庭和賓館、酒店、醫院等企事業單位飲用凈水使用，凈化出的水晶瑩清澈、甜美甘醇。

安吉爾凈水器足夠專業，其產品具備長效反滲透膜：打破國外技術壟斷的」中國芯，中國凈水技術的全球突破，獲全球十大創新專利，六大國際權威認證，精度達到0.0001微米，可以過濾細菌、病毒、重金屬等水中的幾乎一切雜質。

E. ro反滲透凈水器是什麼意思

RO逆滲透是一種通過國際流行的反滲透等辦法，對原水進行過濾處理（物理法）後不添加任何化合物而生產出可供人類直接飲用的純凈水機器（也稱為終端凈水設備）。
反滲透凈水機一般需要五級過濾：
第一級PP棉濾芯，5μm孔徑濾芯，去除水中殘留的泥沙、鐵銹等雜質。
第二級前置顆粒碳濾芯，多用木質、煤質、果殼等含碳物質。它有非常多的微孔和比表面積，具有很強的吸附能力，能有效吸附水中的污染物。
第三級壓縮活性炭濾芯：進一步去除水中余氯、異味及固體雜質。
第四級RO反滲透膜濾芯：有效去除水中鈣、鎂、細菌、有機物、無機物、金屬離子。
第五級後置活性炭，改善口感，晶瑩清澈、甜美甘醇。長期飲用RO膜過濾過的水質，不含對身體有害的物質，將對身體有益的礦物質保存了下來，長期飲用不會給身體帶來副作用。

F. ro純水是什麼水

ro純水一般稱呼純凈水。

這樣的水基本不保留水中的礦物質，PH值在6-7之間，為弱酸性，一般用於透析等醫療用水，或實驗室，電子化工等特殊用水，由於水質污染嚴重，為保障飲水安全，也用於日常飲水，是衛生，安全的飲用水。

RO純水技術由來

RO逆透純水機源於美國太空技術，在90年代引入我國。逆滲透（原文Reverse Osmosis）是一種薄膜分離技術，依靠逆滲透膜在壓力下，使溶液中的溶劑與溶質分離的過程。逆滲透是在有鹽份的水中（如原水）施加比自然滲透壓力更大的壓力，使水由濃度高的一方滲透到濃度低的一方，把原水中的水分子和其他的物質分離。

由於逆滲透膜上的微孔極小，其孔隙僅為0.001μ,是細菌、病毒體積的幾千分之一。採用該技術制備的水為純水，不含有任何礦物質和微量元素，甚至尿經它過濾後都可以直接飲用。水通過逆滲透膜的速度極低，所以處理水量較小（4噸原水=1噸飲用水+3噸廢水）。

G. 關於純凈水的英文文章

定義
Purified water is water from any source that is physically processed to remove impurities. Distilled water and deionized water have been the most common forms of purified water, but water can also be purified by other processes including reverse osmosis, carbon filtration, microporous filtration, ultrafiltration, ultraviolet oxidation, or electrodialysis. In recent decades, a combination of the above processes have come into use to proce water of such high purity that its trace contaminants are measured in parts per billion (ppb) or parts per trillion (ppt). Purified water has many uses, largely in science and engineering laboratories and instries, and is proced in a range of purities.

幾種純凈水的方法形式Methods of water purifing
Distilled water has virtually all of its impurities removed through distillation. Distillation involves boiling the water and then condensing the steam into a clean container, leaving nearly all of the solid contaminants behind. Distillation proces very pure water but also leaves behind a leftover white or yellowish mineral scale on the distillation apparatus, which requires that the apparatus be frequently cleaned.
For many applications, cheaper alternatives such as deionized water are used in place of distilled water.
Double-distilled water (abbreviated "ddH2O", "Bidest. water" or "DDW") is prepared by double distillation of water. Historically, it was the de facto standard for highly purified laboratory water for biochemistry and trace analysis until combination methods of purification became widespread.
Deionized water which is also known as demineralized water (DI water or de-ionized water; can also be spelled deionised water, see spelling differences) is water that has had its mineral ions removed, such as cations from sodium, calcium, iron, copper and anions such as chloride and bromide. Deionization is a physical process which uses specially-manufactured ion exchange resins which bind to and filter out the mineral salts from water. Because the majority of water impurities are dissolved salts, deionization proces a high purity water that is generally similar to distilled water, and this process is quick and without scale builp. However, deionization does not significantly remove uncharged organic molecules, viruses or bacteria, except by incidental trapping in the resin. Specially made strong base anion resins can remove Gram-negative bacteria. Deionization can be done continuously and inexpensively using electrodeionization.
It should be noted that deionization does not remove the hydroxide or hydronium ions from water; as water self-ionizes to equilibrium, this would lead to the removal of the water itself.
Other processes are also used to purify water, including reverse osmosis, carbon filtration, microporous filtration, ultrafiltration, ultraviolet oxidation, or electrodialysis. These are used in place of, or in addition to the processes listed above.

飲用純凈水Drinking purified water
Many beverage manufacturers use distilled water to ensure a drink's purity and taste. Bottled distilled water is sold as well, and can usually be found in supermarkets. Water purification, such as distillation, is especially important in regions where water resources or tap water is not suitable for ingesting without boiling or chemical treatment.
Water filtration devices are becoming increasingly common in households. Most of these devices do not distill water, though there continues to be an increase in consumer-oriented water distillers and reverse osmosis machines being sold and used. Municipal water supplies often add or have trace impurities at levels which are regulated to be safe for consumption. Much of these additional impurities, such as volatile organic compounds, fluoride, and an estimated 75,000+ other chemical compounds[citation needed] are not removed through conventional filtration; however, distillation and reverse osmosis eliminate nearly all of these impurities.
The drinking of purified water has been both advocated and discouraged for health reasons. Purified water lacks minerals and ions, such as calcium, which are normally found in potable (drinking) water, and which have important biological functions such as in nervous system homeostasis. Some percentage of our daily consumption of these minerals and ions come from our drinking water, but most of them come from the food we eat, making DI water perfectly fine to drink if one has food in his or her system. The lack of naturally-occurring minerals in distilled water has raised some concerns. The Journal of General Internal Medicine[3] published a study on the mineral contents of different waters available in the US. The study concluded, "drinking water sources available to North Americans may contain high levels of Calcium, Magnesium, and Sodium and may provide clinically important portions of the recommended dietary intake of these minerals," and further encouraged indivials to "check the mineral content of their drinking water, whether tap or bottled, and choose water most appropriate for their needs." Since distilled water is devoid of minerals, supplemental mineral intake through diet is needed to maintain proper health.
It is often observed that consumption of "hard" water, or water that has some minerals, is associated with beneficial cardiovascular effects. As noted in the American Journal of Epidemiology, consumption of hard drinking water is negatively correlated with atherosclerotic heart disease.[4] Since distilled water is free of minerals, it will not have these potential benefits.
It has been suggested that because distilled water lacks fluoride ions that are added by a minority of governments (e.g., municipalities in the United States) at water treatment plants using sodium hexafluorosilicate or hexafluorosilicic acid for their effect on the inhibition of cavity formation: the drinking of distilled water may increase the risk of tooth decay.[citation needed] However, many medical authorities argue that the effects of fluoridation on teeth are topical (brushed on) rather than systemic (swallowed). Also the benefit of fluoride supplementation, for any purpose, should be cautioned e to potential negative effects to IQ and motor functions.
The costs associated with water distillation have generally been prohibitive. However, distilling water with solar water distillers is becoming increasingly popular around the world; they can be relatively simple to design and build.

H. 凈水器里的RO膜的作用是什麼

使溶液中的溶劑與溶質進行分離。

一般濾水器的構造以活性碳與樹脂為主要結構，其主要功能，只是過濾一些較大雜質及除臭功能，一旦濾水器中留有物增多，就成為細菌的溫床、大腸桿菌繁殖區。

而純水機的RO膜是高科技的產品，可以將比水分子大的分子完全排除掉，使重金屬及雜質與水分子完全分開，反滲透純水機製造的水才是真正干凈的水。

RO反滲透技術是利用滲透壓力差為動力的膜分離過濾技術，源於美國二十世紀六十年代宇航科技的研究，後逐漸轉化為民用，已廣泛運用於科研、醫葯、食品、飲料、海水淡化等領域。

(8)or純水英文擴展閱讀

新膜清洗：

1、新系統在安裝膜元件後要進行徹底沖洗，將系統中殘留的雜質、溶劑和保護液完全清洗干凈。

2、產水用於飲用時，需至少沖洗24小時。

3、系統的啟動與運行。

4、在系統啟動之前，濃水閥門應保持完全開啟。系統啟動後可逐漸緩慢關閉濃水閥門，使系統達到設定的回收率。濃水閥關閉時嚴禁啟動設備。

5、在系統運行期間，任何時候(包括系統的預啟動、常規操作、沖洗及化學清洗)都不可關閉產水管路上的閥門。

6、在高壓運行之前，通過軟啟動機構或變頻調速進行低壓沖洗以排出空氣。

I. 凈水器OR純水機與超濾機有什麼區別我老家北方的，應該如何選擇安裝什麼樣的凈水器

超濾是一種利用膜分離技術的篩分過程，以膜兩側的壓力差為驅動力，以超濾膜為過濾介質，在一定的壓力下，當原液流過膜表面時，超濾膜表面密布的許多細小的微孔只允許水及小分子物質通過而成為透過液，而原液中體積大於膜表面微孔徑的物質則被截留在膜的進液側，成為濃縮液，因而實現對原液的凈化、分離和濃縮的目的。每米長的超濾膜絲管壁上約有60億個0.01微米的微孔，其孔徑只允許水分子、水中的有益礦物質和微量元素通過，而最小細菌的體積都在0.02微米以上，因此細菌以及比細菌體積大得多的膠體、鐵銹、懸浮物、泥沙、大分子有機物等都能被超濾膜截留下來，從而實現了凈化過程。這就是超濾凈水器的工作原理。

RO純水機是利用反滲透技術原理進行水過濾的凈水機。RO（ReverseOsmosis）反滲透技術是利用滲透壓力差為動力的膜分離過濾技術。RO反滲透膜孔徑小至納米級（1納米=10的負9次方米），在一定的壓力下，水分子可以通過RO膜，而源水中的無機鹽、重金屬離子、有機物、膠體、細菌、病毒等雜質無法通過RO膜，從而使可以透過的純水和無法透過的濃縮水嚴格區分開來，透過RO膜過去的那部分水就是純水。

北方的水質比較硬，凈水器應該選用反滲透的，也可以選擇空氣制水機

J. OR純水是什麼

OR是反滲透膜處理的簡稱，OR純水即反滲透膜處理的純水。