决定因素

The density of quartz-sulphide veining was also a determining factor on the grade of the gold.

密度石英硫化物成脉络也是一个决定因素在金子的等级。

The volatilization of two pesticide which are most commonly used in the North China plain: dichlorvos, atrazine was studied.

挥发度是对一种农药进入大气数量的决定因素，在研究农药对大气污染时，了解农药的挥发度十分重要。

We conclude that SI can be performed safely following exercise challenge in asthmatics with EIB, and that the seerity of EIB prior to SI is not a major determinant of bronchoconstriction during SI.

在运动支气管痉挛性哮喘患者运动激发后进行SI是安全的，SI前EIB严重度并非SI时支气管痉挛主要决定因素。

In vitro studies showed that SR stimulates the replication of pre-osteoblastic cells and collagen synthesis in rat organ culture and calvaria cells.

在雌鼠中，剂量相关性地增加骨强度，这与它的两个主要决定因素直接有关：骨密度与显微结构伴随脊椎骨体积的增加。

With the further d evelopment of the new round of elementary education curriculum reform in China, teacher knowledge and teacher education will be faced with new problems and chal lenge.

新课程需要新型教师，教师是新课程建设的决定因素，所以，迫切要求转换教师的知识结构，促进教师知识结构的优化和发展。

Fusion of the URS with the cloacal membrane is essential for the separation of rectum from bladder.

尿直肠隔与泄殖腔膜融合是直肠和膀胱分离的决定因素。

The fusion of URS with cloacal membrane is essential for the separation of rectum from bladder.

尿直肠隔与泄殖腔膜融合是直肠和膀胱分离的决定因素。

The article is inspecting a foundation actually to Hong Kong to go up and be united in wedlock with academic research, dialytic the payoff that competition ability of Hong Kong core forms, formed development contrail to undertake the demonstration of source sex studies to its, abstract abstraction gives those who have general character to be able to offer the revelation that the whole nation draws lessons from.

本文在对香港实际考察基础上并和理论研究相结合，透析了香港核心竞争力形成的决定因素，对其形成发展轨迹进行了本源性的实证研究，并抽象提炼出具有共性的可供全国借鉴的启示。

The dimorphic transition of yeast and hyphal forms is one of most determinants in Candida albicans for its pathogenicity. This transition is regulated by several signal transduction pathways.

白念珠菌的形态转换是其致病性最重要的决定因素之一，这种形态变化受各种外界信号和细胞内信号转导途径的调控。

When equimolecular ratio of the reactants was used, the addition products were 1-phenyl-2-phenylthiopropene-1and 1-phenyl-2-phenylthiobutene-1, respectively.

这加成反应是按自由基机理进行，苯硫基联结在与烷基相邻的碳原子表明中间生成的自由基之稳定性是加成方向的决定因素，因为苯基的共轭效应比烷基为强。

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。