在...起作用

Therefore, the two methods have been compared in prospectivel study if MRI has a role in pre-operative assessment of patients with anteromedial OA of the knee.

通过前瞻性对照研究了解MRI是否能在膝关节前内侧骨关节炎的术前诊断起作用。

The contents are mainly divided into three parts: The first part describes mechanism and metabolism rule of natural products and its classification ; The second part is about the growth and development of plants and their mutual relationship, natural biological active substances which are produced in the course of defending plant diseases and insect damages. The third part is not only the function and principle of medicine, anticancer and antioxygen activity of different kinds of natural products such as resin ,essential oil, high molecule, grease and so on but also their application. The fourth is security problem of Plant Natural Products. Through the lessons, we can correctly understand and use the relationship between plants and environment.

其课程分为13章，内容主要分为4大部分，一是阐述植物天然产物的发生机理和代谢规律，介绍相关主要植物种类，并对天然产物进行化学分类；二是讲述植物天然产物和自身生长发育之间的关系、天然产物如何影响植物之间的相互关系、以及植物如何利用天然生物活性物质抵御病虫害的威胁；三是详细描述了各种天然产物，如植物自身生长发育过程中所产生的活性物质、植物与其它生物之间的相互关系中所产生的生物活性物质、植物毒性物质、植物药理活性物质、植物抗生物质、植物树脂、植物精油、植物高分子、植物油脂、植物抗氧化活性成分等，并阐述它们的药理活性、抗癌性、抗氧化性等对人类健康起作用的的功能和原理；四是提出了植物天然产物的安全性问题，并介绍相关案例和介绍相关法规；在此基础上还专门讲述了树脂、精油、高分子、以及油脂类等天然产物的应用。

Our research shows that Arabidopsis ARP6 play a part in these development processes.

拟南芥的胚胎发育是一个复杂的基因调控过程，到目前为止，已经发现了不下于200个基因在胚胎发育过程中起作用。

Then, under the control of systemic factors, mesenchymal cells aggregate and differentiate to form catilage blastemal elements that prefigure skeletal limb components.

脊椎动物胚胎期骨与关节系统的发生是一种复杂生命现象，起始于中胚层间充质细胞的定向聚集，形成肢芽，然后在一系列作用因子的调控下，肢芽内细胞进一步分化，形成具有骨骼雏形的软骨原基，后者经软骨内骨化发育成骨。

GUS expression analysis shows that gene ds254 is expressed in anthers and cauline leaves.

突变体的表型分析结果说明该基因可能在植物的许多发育过程中起作用。

Polyethylene wax the ink percentage by weight of which is 0.6% to 1.2% and ceresin wax the ink percentage by weight of which is 3% to 5% are added to gravure ink in the time of gravure printing.

本发明的耐蹭脏的能力好；一方面标贴图纹具有雕刻凹印特有的立体感与层次感，是一般的印刷方式难以仿制的；另一方面易碎纸在外力作用下易碎的性能使得标贴无法整张被揭起和重复使用，防伪效果好。

But the psychological factor also will be playing the vital role,human's congenitalness all is because the human brain foreigninformation long-term characteristic stimulates to the day aftertomorrow psychological factor forms.

而心理因素也在起着重要的作用，人的先天性于后天性的心理因素都是因人脑对外界信息的长期性刺激而形成的。

GRP94 is constitutively expressed within specific tissues and suggest that GRP94 might play an important role in the embryogenesis.

GRP94存在着基础表达，可能在某些器官的发育过程中起作用。

Here, the basic deception consists in the fact that the Leader's point of reference, the instance to which he is referring to legitimize his rule (the People, the Class, the Nation) doesn't exist, or, more precisely, exists only through and in its fetishistic representative, the Party and its Leader.

那么，如果经典的帕斯卡-马克思的论点在这里不再起作用，我们如何能够颠覆这个极权主义领袖的位置？

But since findability can really only happen at the systems level, creators need aggregators.

但由于&脱颖而出&只能在系统层面上才真正起作用，创作者离不开聚合商。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新