单词	echelon allowance
释义	echelon allowance 梯形起跑前伸数
随便看	pneumatic core shaft pneumatic cotton picker pneumatic counter pneumatic counter balance pneumatic coveying pneumatic cracking process Pneumatic Cradle pneumatic crane pneumatic craniotome pneumatic cranking pneumatic cultivator pneumatic-current transducer pneumatic cushion pneumatic cushioning pneumatic cushion shock absorber pneumatic cut off winder pneumatic cut-off winder pneumatic cutter Pneumatic cut tobacco feeding Pneumatic cut tobacco feeding system pneumatic cylinder pneumatic cylinder cock pneumatic cylinder cock valve pneumatic cyst pneumatic cystpneumatocystor air bladder