查询词典 reduction

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。

The degree of iron reduction is restrained by the different electron acceptor and provider in the paddy slurry.

水稻土中氧化铁的还原程度受土壤中不同电子供体和受体的制约。

If you are a fidgety kid, you will be a fidgety adult, even if you learn to manage your movements with caffeine, stress-reduction, a personal trainer or other adult accoutrements.

如果你是个不安分的儿童，你将会成为不安分的成年人，就算你学习管理自己的行动，用咖啡因、减压、私人教练或是其他成人装备，结果也是一样。

N-（3-Amino-4-methoxyphenyl）acetamide is an important intermediate for the production of azo disperse dyes,while it is still produced by reduction with iron powder in industry currently.

摘 要： N-（3-氨基-4-甲氧基苯基）乙酰胺是生产偶氮型分散染料的一类重要中间体。现有的工业生产方法仍全部采用铁粉还原。

The reduction of acetophenone was studied by cyclic voltammetry and the mechanism has been proposed on the basis of the results.

并利用循环伏安法研究了苯乙酮的还原和电羧化过程的机理。

The yeast cells asymmetric reduction of aromatic ketone was also study in this work when the acetophenone was as the model substrate.

最后，以2一辛酮(2一Octanone)为模型底物研究了酵母细胞不对称还原前手性脂肪酮的反应特性。

Intraenous acetylsalicylic acid seems to be associated with a significant reduction in the rate of thromboembolic eents without increase in the rate or seerity of intraoperatie bleeding,he said.

他说："看来静脉注射阿司匹林可以降低血栓栓塞事件的发生率，且不增加术中出血的发生率或出血的严重程度。"

And the acoustical feedback of the secondary source is one of the key problems that affect noise reduction in ducts.

而次源声反馈问题一直是影响管道有源消声系统的关键问题之一。

Attribute reduction is the main process of knowledge acquirement based on rough set.

属性约简是用粗糙集进行知识获取时的主要过程之一。

The production methods of glutaraldehyde,including those of addition reaction of acraldehyde , oxidation of 1,5-pentadiol,reduction of glutaryl chloride and oxidation of cyclopentene,are summarized.

综述了丙烯醛加成、 1，5 -戊二醇氧化、戊二酰氯还原和环戊烯氧化等戊二醛的合成路线和制备方法，考察了目前戊二醛的生产厂家及其在皮革鞣剂、油田注水杀菌剂和医药杀菌等领域的应用市

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。