lower ram 中文意思是什麼
lower ram
解釋
下錘頭-
Its lower body is that of a ram, with sleek brown or golden fur and cloven hooves
他的下半身類似公羊,有著棕色或金色的光滑毛皮和分趾蹄。 -
Shut off the lower pipe ram, open the choke line and test the next ram and choke line
關下部鉆桿閘板,開放噴閥,試壓第二個閘板和放噴泉管線。
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