In cases where the plankton mysteriously began making low levels of the toxin in clean water, adding urea nearly doubled production.
在清水中，浮游生物会产生低量有毒物质，但是加入尿素后毒素增加了两倍。
A new technique developed by University of Central Florida (UCF) scientists could allow earthquake-relief workers to test water sources that could be contaminated with the cholera toxin.
据英国工程师网站theengineer.com近日报道，美国中佛罗里达大学的科学家日前研制出一种新技术，可使地震救援人员能够检测出那些可能被霍乱毒素污染的水源。
The sensitivity of the test meets WHO standards for detecting the toxin in drinking water.
这种测试的灵敏度满足了世界卫生组织探测饮用水毒物的标准。
Precision filter, namely core filter, can further remove the suspended solids and other impurity in the water, it is made of micro hole chinaware, micro hole non-toxin plastic and cell pipe core.
精密过滤器也称保安过滤器，能进一步去除水中悬浮颗粒及其它杂质，它采用微孔陶瓷、微孔无毒塑料、蜂房式管状滤芯。
One molecule of toxin can produce millions of molecules of water.
一个毒素分子可以导致产生成千上万个水分子。
CVVH can keep hemodynamics stable during removing excess water and toxin and it is an effective method to treat refractory congestive heart failure.
CVVH能够平稳清除水及毒素并保持血流动力学稳定，是治疗顽固性心衰的有效方法。
The water bloom of blue algae can produce toxin and the molecular amount of toxin is 904.
蓝藻“水华”含有毒素，微囊藻毒素分子量为904，实验中可使小白鼠肝脏充血肿大致死。
ZD1 is cultured in liquid and wheat grain solid culture, and metabolic product is extracted to obtain water soluble and liposoluble matter for preparing nematode killing biological toxin.
ZD1通过液体和麦粒固体培养后，从代谢产物中提取有效的水溶和脂溶性物质制备成杀线虫生物毒素。
The boiling water will kill most of (ly) the substances such as bacterium, virus and toxin etc.
开水将杀死大多数细菌、病毒、毒素等物质。
Micro cycle means the blood circulation of the capillary vessel between micro artery and micro vein; it is a net for the nutrition, water and toxin exchanging.
微循环是指微动脉和微静脉之间毛细血管网的血液循环，是血液与组织细胞进行营养、水分、毒素等交换的场所。
Microcystin(MCYSTs, MCs)is a common algal toxin in eutrophic fresh water body.
微囊藻毒素为富营养化淡水中最常见的藻类毒素。
Through detecting the activity of pure toxin, it was indicate that the deionized water was adaptive in separating the toxin, which the inhibiting rate of the toxin on wheat radicle growth was 40.9%.
对收集液进行毒素活性检测，表明去离子水洗脱毒素的作用较好，其毒素对小麦幼根生长的抑制率达40.9%。
Through detecting the activity of pure toxin, it was indicate that the deionized water was adaptive in separating the toxin, which the inhibiting rate of the toxin on wheat radicle growth was 40.9%.
对收集液进行毒素活性检测，表明去离子水洗脱毒素的作用较好，其毒素对小麦幼根生长的抑制率达40.9%。
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