通过图形化的界面，监测一个设备，各个独立的模块或者各个端口的状态是下列（）的功能。 ["Traffic Director","CiscoView","CiscoWork","RME"]
多媒体系统的交互性主要体现在以下（）应用领域。 ["计算机辅助教学","模拟训练","平面设计","计算机辅助设计","虚拟现实"]
简述杯体虫病（又称为舌杯虫）的繁殖方式。
The （） compressor and its electrical motor are entirely housed in a gas-tight casing. ["open-type","hermetic","A and B","None of the above"]
When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it（）. ["one meter from the tank bottom and one meter below the tank top","one half the ullage of the tank and one meter below the tank top","one half the ullage of the tank and one meter above the tank bottom","at three meter intervals from the tank top to the bottom"]
如何目测判断熔剂？
