Where tanks are arranged for either oil or ballast （） must be fitted in the pipe so that only the ballast main or the oil transfer main connected to the tank.

●In C language，the usual expression statements are (73) or function calls.

●In C language，the usual expression statements are (73) or function calls.

脉冲传递函数（）

输出继电器（OR）通过一对（）触点将PLC的控制信号传递给负载。

What is a functional or carriage requirement for compulsory vessels?（）

What is a GMDSS functional or carriage requirement for compulsory vessels?（）

Which security or functional zone name has special significance to the Junos OS?（）

简述闭环控制系统传递函数与其开环传递函数的零、极点之间的关系。

The pollution prevention regulations do not apply to the transfer or discharge of （）

Never（）the lifeboat or lifecraft disengaging locks or hydrostatic release gears because it can cause them to fail to function.

Never（）the lifeboat or lifecraft disengaging hocks or hydrostatic release gears because it can cause them to fail to function.