作用的

Objective: To look for no-alkaloid components with pharmacological action in aconite roots.

目的 寻找附子中具有药理作用的非生物碱类成分。

This study was conducted to examine the potential chemopreventive effect of Chinese green tea against PhIP-DNA adduct formation in rats and its possible mechanisms.

本研究以致癌物-DNA加合物为生物标记物，观察绿茶对PhIP致癌作用的预防效果及机理。

So how does this amazing adjuvant work?

那么这个佐剂又是怎样起作用的呢？

Chapter 1 presents a brief review of the research work about affective factors at home and abroad.

第一章回顾了国内外对英语教学中情感因素作用的研究。

The A . cordifolia become the single dominant species because it had characteristics of strong agamogenesis ability , rapid growth and the allelopathy .

落葵薯因具有无性繁殖能力强，生长迅速和化感作用的特点而成为单一优势种。

The effects of receptor agonist and antagonist on hypnotic activity of melatonin were studied in the paper.

观察不同受体激动剂或拮抗剂对褪黑素催眠作用的影响。

Three methods are mainly used to control wind-blown sand hazard,on the basis of the understanding of the mechanisms of air flow and sandy bed.

在风沙防治中，根据气流与沙物质地表作用的机理来看，主要有三种途径。

Whether the role of lubrication in the air hole forming contraction in place of the contact surface on the same region was found.

有无润滑作用的成形在空孔收缩代替接触面区域上同样被发现。

The enzyme AST plays a role in the metabolism of alanine, an amino acid.

酶酶中起重要作用的代谢丙氨酸，氨基酸。

Purpose To study the mechanism of effects of aldose reductase inhibitors on rat mesangial cells in vitro proliferation induced by PDGF-BB.

目的 探讨醛糖还原酶抑制剂影响血小板源性生长因子－BB促体外培养大鼠系膜细胞增殖作用的机制。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。