常見(jiàn)例句Tighten the radiator draincock and (if removed), the cylinder block drain-plug. 旋緊散熱器排放口和汽缸體排放塞(如果它被卸去了)。Attach one end of a 24 inch long X 1/4 inch ID drain-hose to the nipple below the radiator draincock. 把一根24英寸長(zhǎng)X1/4英寸ID的排水管的一端連接到散熱器排放口下面的管頭上。 返回 Draincock