双语例句
The damage styles of cast-in cutting pick and hard-solder forging cutting pick are analyzedaccording to the comparing experiment under coal mining well.
通过井下采煤对比试验，分析了镶铸截齿与锻造针焊截齿的损坏特点。
词典释义：
hard solder
时间: 2026-02-22 13:19:51
钎焊