质量作用

These results indicated that Def1 gene played an important role in reducing the quality of tomato leaves as a food source and oviposition substrate for two spotted spider mite.

这些结果指出：Def1基因发挥着重要作用--降低了番茄叶片作为二点叶螨食物来源和产卵基质的质量。

According to introduction, they make use of Europe south the astronomical observatory establish in 3.6 meters caliber astronomical telescope of the Chile a set of the mountain lodge of 2400 meters saddle type of an elevation, confirm Be located on south the fixed star"Gliese 581" inside the along while ball scales horoscope see toward the speed because it surroundings can't see fixed star of gravitation function but"perturbation" for appear, subsequently reckon this a red and short star neighborhood of"new the Earth" round a mother fixed star of revolution around sun period and quality.

根据行星的介绍，他们利用欧洲南方使用建立天文台3.6米口径的智利一集的山2400米的海拔马鞍型，提出确认将于南部的恒星"格里斯581"所在的内沿，同时对球尺度占星速度见的天文望远镜因为它周围看不到固定的引力作用，但"摄动出现，随后估计这是一个红色的和短期的"新地球"轮明星邻居母亲围绕太阳固定期限和质量革命之星"的明星。

When the Pervasive Computing age is coming, the embedded system will be more and more important.

在普适计算模式下，嵌入式系统将会渗透到人们生活的方方面面，为提高人们的生活质量发挥重要的作用。

He stated the first version of the Law of Conservation of Matter, recognized and named oxygen (1778), disproved the phlogiston theory, and helped to reform chemical nomenclature.

他是第一个定义质量守恒定律的人，1778年时发现并命名了"氧"，驳斥了燃素论，对于化学名称规范化也起了很大的作用。

A phonetist is mainly interested in the physical properities of the speech sounds, whereas a phonologist studies what he believes are meaningful sounds related with their semantic features, morphological features, and the way they are conceived and printed in the depth of the mind.

一个语音学家主要关心语音是怎样产生的，一个音位学家关心的是所谓"有意义语言"的数量、质量，它们的分布方式和组合方式，它们的形态学特征和语义特征，以及这些有限"有意义"语音和它们滋生的词在人们认知过程中的作用等等。

Moreover, we are concerned with hydrogen content in films and discuss its effect on photoelectricity of films.

进一步结合衬底预碳化以及对衬底的偏压作用，得到了高质量的纳米β-SiC薄膜。

Line cutting of processing, the role of cutting fluid water, affecting the efficiency of machining, workpiece quality and genuine piece rate requirements.

在线切割的加工中，切削液用水的作用，影响着机床加工的效率、工件质量及工件正品率的要求。

Medium temperature pitch mixed into coal coking test was carried out in test coking oven.

利用试验焦炉进行了中温沥青配煤炼焦试验，结果表明，中温沥青在配煤炼焦时可以起到粘结剂的作用，配入适量的中温沥青后焦炭质量明显提高。

It was considered that the rubber,as a hydrogen donor,might take part in the modification of coal tar pitch and formed a new asphaltine.

橡胶在改质过程中作为供氢媒介参与筑路油的热解反应，正是煤沥青的受氢作用改善了筑路油的质量。

Based on the lumped mass method and Newton's second law, the numerical model of the force and movement response for fishing nets in current was set up, and then the dynamic deformation and the equilibrium configuration of the plane net in current along the positive direction of x-axis were studied by means of computer numerical simulation method.

基于集中质量点法和牛顿第二定律，建立了网衣在水流作用下的受力和运动响应数学模型。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。