Be familiar with all kinds of test equipment such as equipment of endurance test, loading test, no-load test, resistance test etc.
熟悉各种测试设备，如：耐压测试设备，负载测试设备，空载测试设备，电阻测试设备等等。
2
An ideal current source would provide no energy to a short circuit and approach infinite energy and voltage as the loadresistance approaches infinity (an open circuit).
一个理想的电流源将提供没有力气短路和方法无限的能源和负载电阻接近无穷大电压(开路)。
3
Copper nickel, good machinability bad crack resistance. Repair welding of shole gray cast iron machined surface subject to noload.