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1260. 电磁活门应显示为这样,并应包括一个符号,指示活门是弹簧加载到打开位置还是关闭位置。 ( )

A
 Solenoid valves shall be indicated as such and shall include a notation indicating whether the valve is spring-loaded to the open or closed position.
B
 The Solenoid valve shall appear as follows and shall include an indication that the valve is spring-loaded and that it is currently in the open or closed position.
C
 The Solenoid valve shall be shown as follows and shall include a symbol indicating whether the valve is spring-loaded and in the open or closed position.

答案解析

正确答案:A
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