pilot make busy circuit(PMB)是什么意思

网络释义

用法例句

Objective:To observe the effects of thoracostomy closed drainage combined with highly agglutinative staphylococcin(HASL) in the treatment of malignant pleural effusions.

目的:观察胸腔持续闭塞引流联用高聚生治疗恶性胸腔积液的疗效。

Design of optical cable transmission network based on 64D blocking circuit;

基于64D闭塞电路的光缆传输网络的设计

track circuit permissive block

有轨道电路的容许闭塞

The foundation of automatic block and cab signal is track ciruit.

自动闭塞和机车信号的基础是轨道电路。

wireless automatic block

无线电自动闭塞系统

relating to or consisting of a closed circuit.

与闭合电路有关或组成闭合电路。

These four crooked ministers are jealous of real talent and block righteous conduct.

这四个贼臣弄权, 嫉贤妒能, 闭塞贤路。

closed-circuit television door-telephone

闭路电视门口对讲机

closed-loop adaptive control circuit

闭环自适应控制电路

closed-circuit television common antenna system

闭路电视共用天线系统

To join(conductors)so as to complete a circuit.

形成封闭电路将传导体连接起来形成闭合电路

closed feed system

闭式给水系统闭路供电系统

Construction Design of Rebuilding Semi-automatic Blocking Cable with Optical Cable

半自动闭塞电缆改光缆工程施工设计

An Experimental Study of Closed-loop Electro-hydraulic Proportional Variable Piston Pump

电液比例闭环变量柱塞泵的实验研究

Clinical Effect on Bypass Surgery for Femoral-popliteal Atheroclesrotic Occlusive Disease;

股腘动脉硬化闭塞症旁路手术治疗的疗效观察

Application of single-chip computer in FS automatic block system;

单片机技术在铁路移频自动闭塞设备中的应用

The Optimal Design of High Speed Railway Block Section Based on PSO

基于粒子群算法的铁路闭塞分区设计优化研究

Design and Implementation of Radio Block Center for High-Speed Railway

高速铁路无线闭塞中心软件设计与实现

A closed path followed or capable of being followed by an electric current.

电路一个通过电流或可通过电流的封闭路径