Chemical factor has been incriminated as one of the fundamental causes of environmental pollution, chemical factor occupies a pivotal position in solving environmental problems.
造成环境污染的重要原因之一是化学因素，解决环境污染问题，化学起举足轻重的作用。
In this sub-system, a toolbox of multivariate calibration, a toolbox of chemical factor analysis, a toolbox of cluster analysis, a toolbox of overlapping peak resolving were involved.
本研究开发了多元校正工具箱，化学因子分析工具箱，聚类分析工具箱，以及谱图分峰拟合工具箱。
The correlation analysis showed that the physical mixing course of water from land was the major factor influencing the nutrient salt, and the biological and chemical factors were secondly.
相关分析表明，陆源水的物理混合过程是影响诸营养盐含量的主要因素，生物、化学作用次之；
Increased levels of brown fat may also be attributed to an increase in a brain chemical called brain-derived neurotrophic factor [BDNF] found in the sociable mice.
在社会性的小鼠大脑中发现，褐色脂肪的增加可能还归因于大脑中的一种化学物质，称为脑源性神经营养因子。
The micro -scale construction of these materials is a key factor though, so chemical engineers must understand what is happening at the microscopic level.
而这些材料的微观结构是一个关键性因素，所以化学工程师必须在微观的层次上了解发生的一切。
Two or three channels imprinted onto the plastic square contain either a normal cell growth medium or a chemical under study, such as growth factor.
印在塑料方块上的两、三条通道通常包含一个正常的细胞生长介质或者研究中的化学物质如生长因子。
Without the participation of the emotion factor, the chemical study activity would neither happen nor maintain.
没有情感因素的参与，化学学习活动既不能发生也不能维持。
A new parameter of quenching type contribution factor (QTCF) was established so as to denote degree of contribution from chemical or color quenching in a mixed quenching sample.
本文定义了一个新的参数：淬灭类型贡献因子(QTCF)，借以描述化学和颜色两种淬灭对混合淬灭样品淬灭的贡献程度。
The representative chemical index and the typical water sample were obtained by means of absolute value correlative analysis and Q type factor analysis respectively.
用绝对值关联分析和Q型因子分析等方法得出了地下水中具有代表性的化学指标和具有代表性的水样。
One such chemical is brain-derived neurotrophic factor (BDNF), a molecule that promotes the growth and survival of brain cells as well as communication between them.
有一种这样的化学物质，叫做脑源性神经营养因子(BDNF)，这种分子能够促进大脑细胞的生长和存活，以及促进它们之间的沟通。
According to the damage reason of the chemical reaction tower and the elementary test, this paper thinks the main factor to affect the safety of the tower is the stress in the work.
根据化工反应塔的损伤原因和对塔体进行的初步安全检测，提出影响该受损塔体安全的主要因素是其工作过程中所受到的应力。
Factor analysis was used for the data set of chemical components concentration of precipitation collected in Chengdu urban area.
本文对成都市区降水化学组分进行了因子分析。
The diagram of chemical potential shows that the total concentration of cupric ions is main influence factor on chloride precipitation.
化学位图分析表明，铜离子总浓度是影响氯脱除率的主要因素。
Single factor randomized block design was used in order to study chemical control effect of two new kinds of high efficiency herbicides Sumisoya and Harness on weeds in potatoes fields.
试验采用单因素随机区组设计，旨在研究禾耐斯与速收两种新型、高效除草剂对马铃薯田杂草的化学防除效果。
Teaching factor: Chemical teaching material is very difficult, professional feature is unclear, and it doesn't have close connection between junior school chemistry and professional course;
教学因素：化学教学内容难度大，专业特色不明显，与初中化学及专业课程衔接不紧密；
Electric propulsion system offers specific impulse at least an order of magnitude higher than those of chemical thrusters, so propellant masses can be reduced by the same factor.
电推进系统具有比化学推进器最少高一个数量级的比冲，所以采用电推进系统可以大量减少推进剂质量。
You'll need to factor in extra time in the process since this chemical must be applied, allowed to dry, then engraved and cleaned off.
你需要更多的时间来处理，而这种物质必须晾干后再对其进行雕刻后立即应用。
Objective: to investigate the protective effect of the hypoxia-inducible factor-1 relevant peptide (BW8) on chemical hypoxia-induced injury in PC12 cells.
目的：研究氯化钴模拟化学缺氧条件下，缺氧诱导因子1相关肽(BW8)对PC 12细胞损伤的影响。
The chemical content of injectio cerebral cell active factor, was determined by modern analytic determination methods, inorder to study pharmacologic work better.
通过现代分析测试手段，对脑细胞激活素进行化学成分分析，以更好地研究该药的药理作用。
For pure benzene and other chemical products, the current is at a relatively high risk factor of time.
对于纯苯等化工产品，当前正处在一个风险系数相对较高的时期。
The finding of endothelium derived relaxing factor(EDRF) and the illumination of its chemical identity, bio-synthesis and physiological functions promoted greatly the research on vascular disease.
内皮细胞衍生的舒张因子（EDRF）的发现及其化学本质、生物合成及生理功能的阐明，对心血管病研究产生深远影响。
Caused by poor stability, the general solution can only use 4 to 5 cycles, the stability of the chemical bath of electroless nickel plating restricting an important factor.
造成稳定性较差，一般镀液仅能使用4 ~5个周期，化学镀液的稳定性是制约化学镀镍的一个重要因素。
The fantastic phase behavior of confined fluids is an important factor to the application of porous nano-materials in chemical engeneering and other fields.
该复杂体系内流体分子表现出的丰富的相态和奇异的行为是纳米介孔材料在化学工业及其他相关工业中广泛应用的重要原因。
Calculated results show that the chemical bonding type of b-o bonds is an important factor that strongly restricts nonlinear optical behaviors of borate crystals.
结果表明，晶体中b—O键的键合形式是制约硼酸盐晶体非线性光学行为的重要因素。
Conclusions: the chemical trauma to the cornea endothelium caused by the fluid and medicine that passing through the anterior chamber is the predominant factor predisposing to bullous keratopathy.
结论：进出前房的液体或药物对角膜内皮的化学性损伤是引起大泡性角膜病变的主要原因。
Moreover, the epoxy adhesive with high intensity, high toughness and high fill factor is made by molecule design and chemical production technology.
同时，采用分子设计与化学制备技术制备环氧胶粘剂，具有高强高韧高填充比等特点；
The key factor of Glycery Monostearate content determination by Chemical method was discussed. The changes of this factor's condition may influence the result directly.
本文阐述了用化学方法测定单硬脂酸甘油酯含量时的最关键条件，这个因素的变化可直接影响检测结果。
One chemical found to play a role in the brain's stress response is known by the initials CRF (corticotropin-releasing factor).
有一种化学物质被发现在大脑的应激反应中发挥著作用，它被人称为促肾上腺皮质激素释放因子(首字母缩写为“CRF”)。
As the principal microeconomic entity of agricultural production, the farmers chemical fertilizer using behavior is the main factor affecting the agricultural environment.
农户作为农业生产中的微观经济主体，他们的化肥使用行为是影响农业环境的主要因素。
A detail analysis for chemical enterprises competition status based on composing factor of enterprise competition.
按照企业竞争力的构成要素，对化工企业竞争力的现状作了较为详实系统的分析。
应用推荐