不起作用的

The main point of this paper is that the irrationality of the t axation system in early modern France has great retrogressive effects on the economic development and the social transformation of the rural society.

本文认为，近代早期法国不合理的税收制度对农村的经济发展和社会变革起了阻碍作用。

Because the body cannot produce Calcium,a balanced diet,regular exercisr,healthy lifestyle choices and adequate intake of Caicium can play a roke in maintaining bone health.

因为人自身不能产生钙，饮食平衡、定期运动、选择健康的生活方式和摄入足够的钙在保持人类骨骼健康方面起着重要作用。

Roseus alkaloid being detected out with the method of thin layer chromatography, which indicated that the isolated endophytic fungus could not directly synthetize C. roseus alkaloid, but they possible had promotion on the synthesis of C.

表明分离出的内生真菌本身不能直接合成长春花生物碱，而可能对生物碱的合成起促进作用。

In our previous research, we found lithium ion played a crucial role on the stereoselective tuning of the cyclopropanation reaction of telluronium allylides with α,β-unsaturated esters or amides.

前述工作中，我们发现锂离子对烯丙型碲叶立德和 a ， b -不饱和酯、酰胺反应的立体化学控制起着重要的作用。

For solving the problem existed in regulation of construction guarantee/bonds market, author designed a layered, comprehensive and rigorous supervisal system without enduing the government superabundant supervisory authority.

尤其是作为市场参与者这个角色，政府不同于其他法人，作为拖欠工程款的&主力&应该着手解决业主责任缺失问题，起好工程保证担保的率先垂范作用。

Can not be reprimanded, punished the way they will serve to strengthen the role of negative.

不能用训斥、惩罚的办法，会起负性强化的作用。

This functioned as a selective bridge, permitting the passage of positively charged sodium ions, but not negatively charged

这种溶血素起着一种选择桥梁作用，它只允许带正电的钠离子通过，而带负电的离子却不能。

Rotary vane vacuum pumps generally only suitable for extraction can be dry or contain a small amount of steam condensate gas (for the latter town gas valve must be installed), not suitable for oxygen extraction is too high, explosive, corrosive, oil-pumping effect on the chemical contain solid particles and gases.

旋片真空泵一般只适于抽除干燥或含有少量可凝性蒸汽的气体，不适于抽除含氧过高、爆炸性、腐蚀性、对泵油起化学作用和含有固体颗粒的气体。

On the other hand, the smaller offshoots of these two churches were proportionately the same as before.

尽管教会在人们生活中的地位已不太重要，但天主教和新教仍对现代瑞士社会起着塑造作用，影响着瑞士人对自身的态度。

Neither kind of sleep is at all well-understood , but REM sleep is assumed to serve some restorative function of the brain.

我们对两种形式的睡眠了解都不多，但是人们认为 REM 睡眠对大脑起某种康复功能的作用。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。