查询词典 spontaneous emission

The results show that the rotary air curtain exhaust hood can effectively control the deleterious materials,greatly improve the suction.Therefore,it realizes long-distance trapping and low velocity emission of deleter...

结果表明：旋转射流屏蔽作用下的抽吸流场具有中部压力较低和提高抽吸能力的作用；新型旋风气幕式排风罩不仅能有效地控制有害物扩散，而且可以实现远距离捕集有害物及以较小的排风速度排放有害物。

We have also innovated the mechanism to intensify enforcements. In 2007, we signed an accountability agreement, with the leadership of the 50 districts and county government as well as major consumers so that the performance evaluation of the leadership will be associated with the achievement of the energy saving and emission reduction.

创新节能机制，加强监督执法。2007年与各区县政府和50家重点耗能企业签订了节能目标责任书，将节能减排目标的完成情况与区县政府和企业的考核直接联系起来。

On global consensus of mitigating climate change and improving the environment,all countries in the world are facing great pressure,this provides a rare opportunity to international greenhouse gas emission rights market.

在减缓气候变化、改善环境的全球共识下，世界各国都面临着相当大的压力，而这恰为国际温室气体排放权市场的发展提供了一个难得的机会。

Laser rangefinder consists of laser emission source, receiving system and optical antenna.

半导体激光测距仪主要由激光发射光源、接收系统和光学天线组成。

Position of operator of an amateur station for radiocommunication. The Station shall only be used with such classes of emission, power and frequency

持牌 必须持有电讯管理局局长所发出的批准文件，准许其担任适当类别的无线电通讯业余电台的操作员。

Radiocommunication. The Station shall only be used with such classes of emission, power and frequency bands as are commensurate with the class stipulated

持牌 必须持有电讯管理局局长所发出的批准文件，准许其担任适当类别的无线电通讯业余电台的操作员。

The sensor uses infrared emitter and infrared phototransistor produced by SIEMENS to compose the infrared emission circuit and receiving circuit, and disposes receiving signal by single chip.

该传感器采用西门子公司生产的红外发射管和红外接收管，组成红外光发射电路和红外光接收电路，并用单片机处理接收到的信号。

The effects of biodiesel blending fuels with different biodiesel fractions on the exhaust emission characteristics of the diesel engine were investigated on a heavyduty automotive electronically controlled highpressure commonrail diesel engine. Five diesel/biodiesel blends were tested according to ESC steadystate 13mode test cycle without modifications of engine construction and parameter adjustment.

针对一台大排量电控高压共轨柴油机，在发动机的结构和参数不作变动和调整的条件下，使用5种生物柴油混合燃料进行ESC稳态排放测试，研究了不同生物柴油含量的混合燃料对柴油机排放特性的影响。

Global environment is the most popular topic today. The emission of greenhousegases and ozonosphere breakage has direct relation with HVAC.

全球性环境问题是当今世界上的热点问题，其中与暖通空调业有着最直接关系的是温室气体排放和臭氧层破坏。

In order to make the arms emission system have the actual maneuverabe significance, it is necessary to equip the high precision north seeker which is made and designed by using the inertia technology.

为了使陆基武器发射系统具有真正的&机动&意义，为其配备应用惯性技术设计、制造的高精度寻北仪是必不可少的。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。