的意思 barrel liner

1. The barrel liner protects the interior of the barrel from wear and corrosion.
桶衬保护桶内壁免受磨损和腐蚀。

2. The gunsmith installed a new barrel liner to improve the accuracy of the rifle.
枪匠安装了一个新的桶衬来提高步枪的准确性。

3. The old barrel liner was removed and replaced with a new one.
旧的桶衬被拆除并更换成新的。

4. The barrel liner is an essential component of a firearm's barrel.
桶衬是火器桶的一个重要组成部分。

5. The barrel liner must be properly maintained to ensure the longevity of the firearm.
必须正确维护桶衬以确保火器的使用寿命。

6. The barrel liner is made of high-quality materials to withstand the heat and pressure of firing.
桶衬由优质材料制成，以承受射击时的高温和压力。