1、Set the main switch selector to a or m.
把主選擇開關轉到a(自動)或M(手動)。

2、And the main switch is that there will be less business in mono.
主要的改變是，單色的市場會變小。

3、Each unit should include a main switch and ammeter with a scale of about 20 ampere capacity.
每一套裝置應包括一個主開關和電流表，電流表的刻度范圍約20安培。

4、The jitter of the main switch is less than 1. 5ns(RMS ).
Blumlein主開關工作電壓大于280kV,抖動小于1.5ns(均方根值)。

5、Set the main switch selector to lock to turn off the power.
把主選擇開關轉到l（鎖定），斷開電源。

6、ZCS circuit is adopted to reduce the loss of the main switch when switch off.
減小主開關管關斷損耗采用了零電流關斷電路。

7、Set the main switch selector to a.
把主選擇開關調至a(自動)。

8、The voltage stress of each main switch is only half of the input voltage.
其主開關管的電壓應力均為輸入電壓的一半。

9、Two Kinds of Main Switch Technique of Cisco Applied in the MAN
應用于城域網中Cisco的兩種主要交換技術

main switch翻譯