54式手枪的关保险，是在无弹状态下击发回放击锤，再将击锤扳压到击锤四分之一处。
参考答案：对
浮充状态下每组浮充电流值应是多少？
谜语题.
1. What's white when it's dirty?
Answer:____________________________________________________
2. What shows different persons though it is the same thing?
Answer:___________________________________________________
