英语词汇“downward movement”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	downward movement
释义	downward movement短语⁴⁴⁰⁸² 基本例句向下运动 Hydraulic feedback hollow sucker rod pump solves the problem of downward movement of the hollow rod on a certain extent. 液力反馈型空心杆抽油泵在一定程度上缓解了抽油杆下行困难的问题。 cnki
随便看	plastic toy Plastic toys plastic track plastic track detector plastic tracks plastic traffic light Plastic Training Cartridge plastic transactions plastic transfer molding machine plastic transfer moulding machine plastic transistor plastic transition plastic tray Plastic tray and disinfecting box plastic trays raising seedling plastic tree wire guard plastic T-square plastic tubbing plastic tube plastic tube junction box plastic tuberculin syringe plastic tuberculous peritonitis plastic tubes PLASTIC TUBE SILVER REFILL PENS PLASTIC TUBE SILVER REFILLS PEN