new--shaped bolting material的用法和樣例：
例句
- In the presence of lubricants the effect of the guide material on friction is overshadowed by the lubricants.
當有潤滑劑存在的情況下，導紗桿材料對摩擦的影響則為潤滑劑所掩蓋。 - Commonly used as stem material in pressure-rated valves, silicon bronze has greater resistance to stress corrosion cracking than common brasses.
通常用作額定壓力閥門(mén)的閥桿材料的硅青銅比普通黃銅具有更好的抗應力腐蝕裂紋的性能。
