barrel bolt

基本解釋

The barrel is locked by the rotating bolt that has 6 lugs .
螺栓在這次行動(dòng)中有兩個(gè)是從事前沿耳桶擴(kuò)展，這是到每桶擰。
Install new lower barrel, place new snap ring and new flange on the new lower barrel, fixed by bolt nut.
安裝新埋管，把新卡環(huán)和新法蘭套進(jìn)新埋管里，用螺栓螺母與法蘭固定。
The barrel-chested Bolt was distinguished by the six tusk-like growths on the sides of his snout, and by the leather racing cap and goggles he wore.
胸圍寬大的博爾特戴著賽車皮帽和護(hù)目鏡，在鼻子兩邊長(zhǎng)有六根獠牙狀突起物，外形獨(dú)特。

All the other parts are purchased and the critical components like the barrel and bolt and springs are all metal.
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