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1·Set the main switch selector to a (auto).

把主选择开关调至a(自动)。

2·Set the main switch selector to a (auto) or m (manual).

把主选择开关转到a(自动)或M(手动)。

3·And the main switch is that there will be less business in mono.

主要的改变是，单色的市场会变小。

4·Set the main switch selector to (L) lock to turn off the power.

把主选择开关转到l（锁定），断开电源。

5·The voltage stress of each main switch is only half of the input voltage.

其主开关管的电压应力均为输入电压的一半。

6·ZCS circuit is adopted to reduce the loss of the main switch when switch off.

减小主开关管关断损耗采用了零电流关断电路。

7·Each unit should include a main switch and ammeter with a scale of about 20 ampere capacity.

每一套装置应包括一个主开关和电流表，电流表的刻度范围约20安培。

8·Main circuit adopts the AC-DC-AC structure and uses IPM(Intelligent Power Module) as main switch.

主电路采用交—直—交电压源型变频器，功率器件采用智能功率模块IPM。

9·The network topology takes a star shape, with all racks connecting back to a main switch in the management rack.

网络拓扑采用星形结构，所有机架向后连接到管理机架的主交换机。

10·If you see smoke due to operation of safety vent, please turn off the main switch or pull out the plug from the outlet.

若看见因防爆阀动作而产生的烟气，请关闭主开关或拔开离合器。