Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/60557018103a766e5cd8451fa547c322.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 shovel type loader例句_shovel type loader英汉例句_shovel type loader双解例句_按摩法牛津词典
The piston of shoe type brake in shovel loader is used to be chrome plated, which is poor in processing efficiency and expansive in cost. 装载机蹄式制动器的活塞，一直采用外表面电镀铬工艺，加工效率低，成本高。