To weld high -frequency feed -through by AuSn brazing process, which is used to insure high -frequency impedance of in - put signal and out - put signal ;

采用金锡焊工艺钎焊高频引线组件，确保了信号输入输出端的高频阻抗要求；

The new engine has a capacity of 4.3 liters and a power out-put of 153 kilowatts at 4400 revolutions per minute。

这台新发动机的容积为4.3升，转速为每分钟4400转时输出功率是153千瓦。

The new engine has a capacity of 4.3 litres and a power out-put of 153 kilowatts at 4400 revolutions per minute。

这台新发动机的容积为4.3升，转速为每分钟4400转时输出功率是153千瓦。

Conditions for the existence of the out-put feedback controller are derived and steps for designing the controller are given.

然后讨论输出反馈耗散控制问题，给出了控制器的存在条件，总结出了控制器的综合方法、步骤。

Sublevel Mechanized caving method shows the characteristics of high out-put, more dust sources, high dust concentration and difficult to control.

煤矿综采放顶煤工作面开采强度大、产尘尘源多、粉尘浓度高，因而对尘毒的治理难度大。