常見例句electric ballast tamper 電動石碴夯實(shí)機(jī)Pig iron used as permanent ballast. 壓載鐵做為永久性壓艙物的生鐵Please don't tamper with the clock radio. 請不要瞎弄那只收音機(jī)鬧鐘。The ship was furnished with ballast. 船上裝了壓艙物。hydraulic ballast tamper 液壓搗固機(jī)ballast tamper 搗碴機(jī) 返回 ballast-tamper