A brief overview of water heavy metal pollution's status, the treatment research of water heavy metal pollution in current domestic and foreign countries was summarized.
对水中重金属离子的污染现状进行简要的概述，并对国内外水中重金属污染治理的研究工作进行了系统综述。
Heavy water is heavy because the hydrogen in it weighs twice as much as ordinary hydrogen (it has a proton and a neutron in its nucleus, instead of just a proton).
重水之所以重是因为水中氢的重量是普通氢的两倍（它的原子核中有一个质子和一个中子，而不仅仅是一个质子）。
Smoke lay heavy on the far side of the water.
水面对岸悬浮着黑沉沉的烟雾。
The twenty royal elephants carried the heavy skins full of water to the fish pond, and they poured all the water into the pond.
二十头御象把这些装满了水的沉重的皮囊运到鱼塘后，他们把所有的水倒进池里。
The twenty royal elephants carried the heavy skins full of water to the fish pond， and they poured all the water into the pond.
二十头御象把这些装满了水的沉重的皮囊运到鱼塘后，他们把所有的水倒进池里。
The heavy iron anchor and chain tumbled noisily into the water.
沉重的铁锚和铁链被重重的抛在水中。
This is the DEUT ERIUM PLANT, an automated facility for extracting the heavy isotope of hydrogen from the local water supply.
实际上这是个加工厂一个全自动化的设施通过来从当地水源中提取氢气的重同位素来生产氘气。
The twenty royal elephants carried the heavy skins full of water to the fish pond, and they poured all the water into the pond.
二十头御象把这些装满水的沉重皮囊运到鱼塘后，他们就把所有的水倒进池里。
Heavy water gets its name because it contains deuterium, a form of hydrogen that has a neutron in its nucleus as well as the usual proton and thus weighs twice as much as the ordinary sort.
重水因含重氢而得名。重氢是氢原子的一种，其原子核中含有一枚中子，加之正常氢元素中的质子，重量为一般氢原子的两倍。
It, too, is a relatively minor threat: Plutonium is a heavy element that does not dissolve easily in water.
这也是一个不大的威胁：钚是一种重元素并且不易被水溶解。
In addition to the daily burden of carrying heavy water loads, they run the risk of being physically assaulted when seeking water.
除了每天承受水的重负之外，她们冒着在取水时身体遭受攻击的危险。
While explaining stress management to an audience, the lecturer raised a glass of water and asked ’How heavy is this glass of water?
当向听众解释压力管理的时候，讲师拿起一杯水问道：这杯水有多重？
But Sunday brought a downpour so heavy that high water covered the road leading into Crawford.
但是周日的雨特别大，雨水淹没了通往克劳福德镇的路。
Moon rocks show that lunar water has more heavy hydrogen than does terrestrial water, indicating a cometary origin.
研究表明，月球岩石中的水资源比地球水资源包含更多的重氢元素，意即月球水有可能来源于彗星。
And when he got to the well and stooped over the water to drink, the heavy stones made him fall in, and he had to drown miserably.
它到了井边，弯腰去喝水，可沉重的石头压得它掉进了井里，淹死了。
More unfortunately, the woodsman who carried the cotton found that his cotton had absorbed tons of water and became so heavy that he could no longer go on carrying it.
更为不幸的是，背棉花的樵夫背上的棉花，吸饱了雨水。
Even happier is their neighbour Oum Sok ha, who specialises in recycling glass jars and bottles and so is a heavy water-user. Her daily profit has increased by 2,000 riels.
感到更高兴的是她们的邻居OumSokHa，她主要从事玻璃瓶的回收，所以她更需要用水，她每天的利润已经增加了2,000里尔。
Even happier is their neighbour Oum Sok ha, who specialises in recycling glass jars and bottles and so is a heavy water-user. Her daily profit has increased by 2, 000 riels.
感到更高兴的是她们的邻居OumSokHa，她主要从事玻璃瓶的回收，所以她更需要用水，她每天的利润已经增加了2,000里尔。
While explaining stress management to an audience, the lecturer raised a glass of water and asked 'How heavy is this glass of water?'
当向听众解释压力管理的时候，讲师拿起一杯水问道：这杯水有多重？
Moon rocks show that lunar water has more heavy hydrogen than does terrestrial water, indicating a cometary origin. Christopher Intagliata reports The Apollo moon missions ended almost 40 years ago.
研究表明，月球岩石中的水资源比地球水资源包含更多的重氢元素，意即月球水有可能来源于彗星。
Bottles of laundry detergent, empty water bottles filled with sand, or other heavy objects make great weights.
用洗衣清洁剂瓶或空水瓶装满沙子或其他重物可以大幅度地减轻体重。
The toxic buildup of lead, mercury, and other heavy metals in the soil and water near coal plants and smelting factories is not usually measured.
火电厂和冶炼工厂附近的土和水中所溶解了来自于铅，汞及其他重金属的毒性物质，这些毒性物质通常很难测量。
Sick of holding your heavy water bottle while you go on hikes in the desert?
你是否已经厌倦了在沙漠远足时带着沉重的水壶？
In the town of Shushufindi, Texaco drilled for oil which brought up massive quantities of methane and tainted water intermingled with oil, heavy metals and oil byproducts.
在舒舒·芬迪城，德士古石油钻探带来了大量的甲烷和掺有石油，重金属和石油副产品的污水。
The moon's low gravity also means that water composed of regular hydrogen and oxygen will escape quicker than heavy water, perhaps leading to a concentration of deuterium in the water of the moon.
月球的低重力也意味着由普通氢气和氧气组成水将会比重水更快的消失，可能导致在月球上水的氘含量。
The moon's low gravity also means that water composed of regular hydrogen and oxygen will escape quicker than heavy water, perhaps leading to a concentration of deuterium in the water of the moon.
月球的低重力也意味着由普通氢气和氧气组成水将会比重水更快的消失，可能导致在月球上水的氘含量。
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