查询词典 perchloroethylene

From MSG in food to perchloroethylene in dry cleaning, this AZ guide provides clear, no-nonsense information on...

从消息中在食品兑一perchloroethylene在干洗，这几次AZ 向导内提供清楚，废话不信息关于。。。

These solvent vapor degreasers meet recentEPA and NESHAP guidelines for use with trichloroethylene and perchloroethylene.

这些溶剂汽油去污设备的达到了最近新出台的EPA和NESHAP对三氯乙烯和四氯乙烯的使用准则。

In 1994, the RCA factory in Taiwan was impeached for polluting groundwater with trichloroethane, perchloroethylene, and other industrial solvents. Subsequently, former RCA workers, who had been diagnosed with cancer, began to

本文由女性主义的观点，回顾六篇 RCA 健康相关研究中的性别变项及其资料分析方式，尝试回答在目前的公共卫生研究典范下，为什麼女性的环境及职业健康危害难以证实。

It can also provide good specimen in cardiovascular learing. Perchloroethylene ethyl acetate plastics filler perfusion is a good technique in making specimen.

该方法能够制作出完整的心脏动脉铸型和局部房室结动脉铸型，标本利于观察分析血管走行及分布，并为解剖实验学习心血管课程提供良好的铸型标本。

Single and joint toxicity of perchloroethylene and cadmium on Ctenopharyngodon idellus.

毒性可分为一般毒性(急性、亚慢性和慢性毒性)和特殊毒性(致突变性、致畸性和致癌性等)。

This paper discusses the method de-polymerizing gelatinized TDI trihydroxyl adducts and introduces use of the depolymerizing product as toughening agent in perchloroethylene coatings and use in preparation of PU adhesive s.

讨论了胶化TDI三羟加成物的处理方法，介绍了该解聚物作为增韧剂在过氯乙烯涂料中的应用及用于聚氨酯黏结剂的制备，均取得了良好的效果，为胶化聚氨酯废物利用找到了一条处理途径。

The detection limit was 10 times better than the conventional SPME method. Under the optimized analytical conditions, aqueous samples of trichloroethylene/perchloroethylene (20 μg/L) and benzene/toluene (10 μg/L) were analyzed. The δ13C fractionation compared to pure-phase and headspace analysis was less than 0.5‰.

在优化的条件下，对20 μg/L的三氯乙烯/四氯乙烯和10 μg/L的苯/甲苯水溶液进行了单体碳同位素分析，相比于纯溶剂碳同位素值，顶空同位素分析误差不超过0.5‰，而样本标准偏差为0.3‰。

The single and joint toxicity of perchloroethylene and 1, 4-dichlorobenze acting on grass carp was studied adopting the additive index method of the aquatic pollution-exposure experiment combined with joint effects of aquatic toxicology.

采用水生污染暴露试验和水生毒理联合效应相加指数法，研究了四氯乙烯和对二氯苯对草鱼的单一毒性与联合毒性。

Methods Twenty fresh pig hearts,perfusing with perchloroethylene ethyl acetate plastics filler locally,to show the stracture and the ramust of the left and right coronary artery and solid structure of the artioventricular artery sufficiently.

方法新鲜猪心20例，用过氯乙烯-乙酸乙酯填充剂灌注，制作心脏动脉铸型和局部房室结动脉铸型，充分显示左右冠状动脉及其细小分支和房室结动脉的立体构筑。

Methods To visualize the vascular distribution of heart, liver, spleen, lung, kidney, and brain in Tibet minipigs by perfusing perchloroethylene and dental base acrylic resin alone or together.

应用过氯乙烯和牙托粉单独或混合填充剂灌注方法制作西藏小型猪心脏、肝脏、脾脏、肺脏、肾脏和脑铸型研究其血管分布规律。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。