查询词典 CR

Effects of single and combined pollution by Pb~(2+),Cr~(6+),and Cd~(2+)on activities of catelase and peroxidase of Syngonium podophyllum leaves were studied with the method of indoor water culture.

采用室内溶液培养法研究了Pb2+、Cr6+、Cd2+单一及其复合污染对白蝴蝶叶片过氧化氢酶和过氧化物酶活性的影响。

The adsorption of polyvalent cations from aqueous solutions was decided by the surface properties of cation exchanger .

从水溶液中吸附多价金属阳离子的能力取决于阳离子交换剂的表面性质：该加合物对Cr、Fe、Pb的吸附活性高于КБ-4阳离子树脂。

To obtain salinity reduction in conventional pickling process, application of Cr-Al combination tanning to goat bated hides pretreated by Potash alum was investigated to substitute for salt pickling in single-factor test method.

为减少制革常规浸酸工序的盐污染，采用单因素试验方法进行了用明矾预处理山羊软化裸皮以代替食盐浸酸及铝铬结合鞣制的工艺实验。

Potassium dichromate was chosen as the pollutant and its initial concentration was 100 mg·kg-1 soil, 300 mg·kg-1 soil,...

试验选用重铬酸钾作为污染物，配制高岭土中Cr初始质量分数为100、300、500mg·kg-1，含水量50%，运行48h。

The precocity is a popular phenomenon occurred in aquaculture of chinese mitten cr...

养殖河蟹性早熟是近年来我国各地河蟹养殖生产中普遍发生的现象。

But in [ 1 ] there were several restrictions on the proportionality factor A in the stress-strain rate relations, such as supposing that A...

本文取消了对λ的这些限制。而文献[1]所研究的λ=cr~n(n=0或-1)的情形，只是本文的一个特殊情况。

In order to demonstrate the advantage of combined strategy, CFDAMA-WFA scheme which employing the pure Weighted Free Assignment strategy was presented.

仿真结果说明，CFDAMA-RPR协议与CFDAMA-PB、CFDAMA-RR、CFDAMA-CR协议比较，能实现更好的时延／吞吐量性能。

Objective To investigate the diagnostic value of computed radiography in intravenous pyelography.

目的探讨计算机X线摄影(computed radiography，CR)在静脉肾盂造影中的诊断价值。

And 1. 0M respectively. BYS-1 could use anline, phenol and salicylic acid as substrate to support growth, but could not use catechol and quinol, it could use benzoic acid poorly.

BYS-1能耐受多种重金属离子，Zn〓，Cu〓，Ba〓，Mn〓对其降解苯乙酸没有明显的影响，Co〓和Cr〓对其降解稍有影响，Cd〓和Pb〓则抑制其降解。

Objective:To discuss the value of Computer Radiography for Chest X-ray Radiography.

目的：探讨CR在胸部检查中的应用及其临床价值。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。