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1·When setting up a continuity test, the engineer must specify the maximum resistance at which the device is considered to be valid.

在设置通断性测试时，工程师必须规定电阻最大为多少时可认为装置是可用的。

2·Test electrical and electronic equipment and components for continuity, current, voltage and resistance.

测试电气和电子设备和组件的连续性，电流，电压和电阻。

3·Test continuity of circuits using test equipment to ensure compatibility and safety of system, following installation, replacement or repair.

使用测试设备测试电路的连续性，以确保系统的兼容性和安全性，随后进行安装，更换或维修。

4·The normal distribution test of cucumber F_2 generation heat tolerance shows that heat tolerance in cucumber F_2 generation present continuity variance and obey the normal school.

对黄瓜耐热性F_2代分离度的正态分布检验结果表明，黄瓜耐热性在F_2代分离群体中，呈现连续性变异而且符合正态分布。

5·Test electrical and electronic equipment and components for continuity, current, voltage and resistance.

测试电气和电子设备的连续性，电流，电压和电阻。