系统发生的

Mechanism involved in rhizosphere effects of plant was discussed from the viewpoint of genetics.

本文从遗传学的角度出发，论述了根际微生态系统中根际效应的发生机制。

Synchronous generators will cause self-excitation with the help of a r mature reaction,its sttor current and voltage will increase.

现代电力系统的容量、电压、长度不断增加，同步发电机就可能因电枢反应的助磁作用而发生定子电流和电压自发地增大，形成自励磁。

Adjustable feature allows control of back pressure in system, reduces water hammer, and prevents siphoning.

可调节的特性使得阀门能够在系统内进行回压控制，减少水锤现象，并且防止虹吸现象的发生。

Stereoscopy (also called stereoscopic or 3-D imaging) is any technique capable of recording three-dimensional visual information or creating the illusion of depth in an image, that's the Wikipedia definition.

好莱坞电影中刻画的计算机有很多匪夷所思之处，Expert Reviews列出了有关计算机的10大神话：当计算机系统出错或发生故障，它会爆炸或出现电火花。

The advantage of stopcock used as pitch valve;2. The results showed that the failure of stopcock was corrosive wear and abrasive .

采用金相显微镜和扫描电镜对在碱性介质中发生泄漏的不锈钢旋塞阀进行了宏微观形貌和金相组织分析；并采用光电直读光谱仪、EDS、红外碳硫分析仪和NHO分析仪对旋塞阀材质和表面沉积物进行了系统的表征分析。

Language is the system of symbols for human communication, changing with the development of society.

语言是人类进行交际的符号系统，随着社会的发展而发生变化。

Which indicates when the harmonic vibration is equal to the inherent frequencies the displacement became maximum value, it represent the structure occurs sympathetic vibration.

当施加在管道结构上激励的频率和管道结构的固有频率相近时，管道结构系统将发生共振。

In light of the fact that there are occasionally tramcar accidents in incline transport in mining, a CMOS chip-based digital detection and intelligent anti-skid system is developed.

针对采矿斜巷运输中偶尔发生矿车跑车事故的实际问题，研制出了一种基于CMOS芯片的数字检测、智能防跑系统。

The undersoil heating system has failed to work in central areas of the pitch .

我们要对地下暖气系统作深入的检查，确保类似的问题不会再度发生。

Different genes for expansin may be associated with different development stage of roots under upland condition.

在水稻根系发生发育过程中，不同的expansin基因可能参与了旱种条件下不同生育期根系统的发育。

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。