from sea-water using the vacuum produced above the water surface in a floating column and the temp. prevailing in the warmer surface layers. Surface water is taken into the evapn. chamber by wave action, with return flow countered by non-return valves. Similar valves prevent the return of ...
a.Some ships do,however make drinking water from sea water.Whatever the source,the water then must be disinfected again before going to the passengers,and records must be kept to show that the disinfected was up to standards. . 有些船,然而由海水做饮用水。什么必须在去乘客和纪录之前再然后消毒...
An investigation has been made of chemical methods of treating sea water to produce drinking water, for use by air-crews adrift in rubber dinghies on the open sea. The method finally developed consisted in treating sea water with briquettes of a reagent containing silver zeolite, barium hydroxide...
(11) is driven by a steam turbine (13) which is coupled to the electrical mains supply via an electrical generator or motor (18); in addition, heat exchangers (3, 4) provided with a bypass (5) are arranged in the sea water supply line in order to cool the salt water (S2) and/...
Production of distilled irrigation industrial and drinking water from sea water using the steam drawn off from the low pressure body of the turbine of ther... Production of distilled irrigation industrial and drinking water from sea water using the steam drawn off from the low pressure body of ...
6 Drinking water is obtained by purification of sea water and river water.(a)Desalination is used to convert sea water into drinking water.What is desalination?removal of salt(s) (from sea water)(1)[1(b)River water is often polluted by phosphates and nitrates.(i) Give the source of ...
This machine can change sea water ___ safe drinking water for people in trouble at sea. A. into B. from C. for 相关知识点: 试题来源: 解析 A 【详解】 句意:这台机器可以把海水变成海上遇险人员的安全饮用水。 考查介词辨析。into到里面;from从;for为了。change...into...“把……变成……”,...
LONDON , April 3 ( Xinhua ) - - A process that could help millions of people by turning sea water into drinking water was announced Monday by scientists in Manchester .
A. drinking sea water B. a dying sailor选择语言:从 到 翻译结果1翻译结果2 翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 一个。饮用海洋水B。一个垂死的水手 翻译结果2复制译文编辑译文朗读译文返回顶部 . 喝酒海水 B. 一名垂死的水手 翻译结果3复制译文编辑译文朗读译文返回顶部...
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