常見例句A small open railroad car propelled by a hand pump or a small motor. 手泵式四輪小車由一個小馬達或一臺手泵驅動的小型無篷路軌車Centralized lubrication with hand pump. 帶手動泵的集中潤滑Water is fed into the boiler by a hand pump and an injector. 水靠著手動幫浦和注水器被注入鍋爐。We must study the instruction before operation the pipe bender (hand pump, hydraulic testing pump). 在操作彎管機(手壓泵、液壓試壓泵)之前,我們必須先學習說明書。This system includes fuel oil tank, fuel oil pump, fuel oil hand pump, auxiliary engine daily service tank, piping and valves. 本系統(tǒng)由燃油艙、燃油駁運泵、燃油手搖泵、輔機日用油柜、管路及閥件等組成.Join the hemispheres, hook them up to a hand pump, aspirator, or vacuum pump, and evacuate them.Students will find it hard, if not impossible, to pull them apart. 將兩半圓相接合,連接一手用幫浦并抽出空氣,會發(fā)現(xiàn)要拉開此兩半圓是很困難的。 返回 hand-pumped