例句與造句

1. J53 - 1600c model split - body machine frame is mainly composed of base frame , crossbeam , upright post 2 pieces , pull rod 4 pieces , pull rod nut 8 pieces , etc , weighing 58 tons . j53 - 1600a model integrated body weighs 42 tons and other parts weigh the same as j53 - 1600c model
   J53 - 1600c型分體機架主要由底座橫梁立柱兩件拉桿四件拉桿螺母八件等組成重量58噸j53 - 1600a型整體機身重量42噸，其它部分重量兩種產(chǎn)品相同。
2. It's difficult to find pull rod nut in a sentence. 用pull rod nut造句挺難的