每个阶段都是由一种独特的脑化学条件传递的。
Each of them is mediated by a distinct condition of brain chemistry.
该报告的作者推测，男孩在胎儿发育阶段可能对此类化学袭击反应更为敏感，这就可以解释为什么男孩比女孩更有可能出现行为问题。
The foetal development of boys may also be more sensitive to this kind of chemical assault, the authors speculate, which could explain why boys are more likely to have behavioural problems than girls.
援引新德里健康问题专家AnnMathew的一项研究，Nikunj Sharma说：“这样高浓度的汞含量会影响孩子的生长发育，甚至可能从胎儿阶段就开始影响，”他接着说道“人们吃鱼还可能摄入多氯联苯——一种有毒的化学物质。”
Citing a study by health expert Ann Mathew of New Delhi, he said: 'These high mercury concentrations can affect the development of a child even at the foetal stage.
虽然它还处于开发阶段，但是“这种科技会成为一名真正的游戏规则改变者。”陶氏化学公司的弗雷德·摩尔说。
Though it's still in the developmental stage, "this technology could be a real game changer," says Fred Moore of Dow Chemical.
在蚀刻技术的每个阶段，固定高度的阻材料层会消失，暴露出不同部分的电路进行化学物质的侵蚀。
After each stage of the etching process a fixed depth of this is dissolved away, exposing a different part of the circuit to the etching chemicals.
不过很快化学家们进入了化学物理远比物理化学超前许多的阶段。
Soon, however, chemists reached a point where further advances became the province of chemical physics, rather than physical chemistry.
阶段性纯化学物质在提交同样的申请之前不需进行预注册。
The same applies to phase-in substances that have not been pre-registered.
然而，在这个阶段，您必须不采取严厉的化学清洁剂的基础。
However, in this phase you must not take the chemical based harsh cleansers.
我们的青少年阶段有一个为期三周的关键时期，此时脑部的化学反应活动一分为二。
During a single crucial three-week period during our teenage years, chemical activity in the brain is cut in half.
第三是现代的文化学悲剧理论阶段，文化学是其理论框架，社会文化中的悲剧事件是其研究对象。
The third phase was characterized with cultural theory of tragedy. Cultural theory is its theoretical framework and those tragedy events in society and culture are its object studied.
在有效搅拌条件下，三种催化剂在高真空阶段仍有较高的催化活性，过程是化学反应控制的。
PET polycondensation process is controlled by the chemical reaction even if in the high vacuum stage by the sufficient stirring.
化学致癌过程是涉及启动、促进和进展等多阶段的复杂过程。
Chemical carcinogenesis is involved in complicated multiple stages of initiation, promotion and progression.
培菌阶段发生的主要化学变化是蛋白质部分降解成为水溶性蛋白质。
The main chemical change in the culture phase is that the protein was degradated into water_solubility protein partly.
为更好地发挥义务教育阶段化学习题的作用，在习题中应适当增加开放型、活动型和实验型习题。
In order to play the role better, we should increase exoteric, active and experimental chemistry exercises properly.
这里光能被转换成化工能量和被存放在AT P里，将参加化学反应发生在第二阶段。
Here light energy is converted into chemical energy and stored in ATP, which will participate in chemical reactions which occur in the second stage.
随着聚乙二醇化蛋白质和肽类进入临床试验阶段，聚乙二醇化化学越来越引起研究者的重视。
The importance of chemistry of protein and peptide pegylation has attracted more and more attentions as more PEG conjugates have reached late phase clinical trials.
他们发现，脑干中的某些细胞只在快速眼动睡眠阶段才产生电化学信号。
They found that some cells in the brain stem produce electrochemical signals only during REM sleep.
论述了金矿多期多阶段叠加成矿成晕的地质地球化学特征。
The paper deals with geochemical characteristics of ore forming and halo forming processes of Au deposits with several metallogenic stages.
在化学镀镍的初始阶段镀层是由晶态、微晶构成的。
In initial stage of EN plating, deposition is composed of microcrystalline and crystalline state.
学生在化学实验教学中的能动性表现在实验过程中的每一个阶段上。
Students' initiative in Chemical experiment teaching is showed every stage in the course of the experiment.
我国东部地台阶段的地球化学特点是外生地球化学过程占有极重要的地位。
The geochemical features of the platform stage in east China are that exogenetic geochemical process occupies the most important position.
化学的递降分解作用十分缓慢，以致它在食物链的连续各阶段中变得更为浓缩。
Chemical degradation is very slow so that it becomes more concentrated in successive stages of the food chain.
注入过程分几个阶段进行，在每阶段注入的一种化学剂或水都称为段塞。
The injection is done in several stages with each chemical or water injected during that stage called a slug.
注入过程分几个阶段进行，在每阶段注入的一种化学剂或水都称为段塞。
The injection is done in several stages with each chemical or water injected during that stage called a slug.
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