开关

A DC-5 GHz single-pole double-throw radio frequency micro-electro-mechanical systems switch that employs lateral metal-metal contacting is designed.

设计了一种基于横向金属接触的DC-5 GHz单刀双掷RF MEMS开关，该开关包括一套有限地共面波导传输线和左右摆动的悬臂梁。

Figure 1-1a shows single-pole, single-throw normally-open switch, while Figure 1-1b shows a single-pole, double-throw switch.

图 1-1 a所示为单刀单掷常开开关，而图1-1 b所示为单刀双掷开关。

A DC-5 GHz single-pole double-throw radio frequency micro-electro-mechanical systems switch that employs lateral metal-metal contacting is designed. It consists of a set of quasi-finite ground coplanar waveguide transmission lines and a left right swing cantilever beam.

设计了一种基于横向金属接触的DC-5 GHz单刀双掷RF MEMS开关，该开关包括一套有限地共面波导传输线和左右摆动的悬臂梁。

For this reason, the switching frequency can be increased by decreasing the switching losses through circuits called snubber cells.

因此，开关频率的增高，能通过所谓缓冲器单元的电路，靠减少开关损失来实现。

Both results agree well basically. Based on Braginskii's formula for spark dynamic resistance, the nonlinear dynamic resistance of a spark gap used in a transmission line discharging circuit is calculated under the assumption of constant conductivity and variable conductivity.

基于Braginskii火花动态电阻公式，在假定火花开关电导率恒定与电导率渐变的条件下，利用传输线放电电路数值计算了气体火花开关的非线性动态电阻。

Miniaturization of the component is alsorealized with full consideration of connection of filters and switchs and interference ofevery switch spur track.

组件腔体设计的过程中，不仅实现了组件体积的最小化，而且考虑了滤波器与开关的连接以及开关各支路之间的电磁干扰。

Patients admitted to an intensive care unit were prospectively assigned to have a CVC and AC connected with either a needle-free valve connection system or a three-way stopcock connection (3WSC).

在重症监护室病人接受被安排好的用无针开关连接系统或者用三通开关连接系统连接中央静脉导管和动脉导管，在这两组中的病人病情相似。

Through be being compared with electromagnetism type transformer and phase of traditional switch plant, the characteristic that introduced switch of electronic type transformer, intelligence and use method.

通过和电磁式互感器和传统开关装置相比较，介绍了电子式互感器、智能开关的特征和使用方法。

It is concluded from the analyses made that the leakage from the SF6 switch pneumatic mechanism at the switch field of Hegang Power Plant is caused by the poor quality of compressed air.

对鹤岗发电厂220kV开关场SF6开关气动机构漏气原因进行了分析，指出其漏气的主要原因是由于压缩空气品质差。

Position switch into license plate lamp housing and connect switch harness connector .

定位开关到牌照灯壳，连接开关线束接头。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。