bladen.刀刃；刀锋；桨叶；叶片blade fault叶片故障Blade fence吸力面翼刀blade latch闸刀保险销,断路器制动片,开关保险销,开关保险锁blade cover刀套blade inlet叶片进口bladed disk浆叶盘blade plate接骨板blade roast煎颈片肉blade harrow刀耙,叶形耙blade module叶片模型