击针

击针 [jī zhēn]

1. ■ firing pin

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常用词组

1. ■ 击针锤击发装置 {军} percussion hammer firing mechanism;

2. ■ 击针簧 striker spring;

3. ■ 击针簧档板 firing spring retainer;

4. ■ 击针簧片 branch of mainspring;

5. ■ 击针尖 striker head