Large - sized crawler dozers normally have a set of claws called a ripper that is installed at the machine's rear end and can crush a hard rock.
通常大型的履带挖掘机尾后部会装有爪型的排状粗齿锯，用于碾碎石块。
youdao
应用推荐
模块上移
模块下移
不移动