... 负压头 negative head 高压头 high pressure head; high-head 滚压头 milled head; rolling head ...
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high-pressure cross head 高压十字头
high pressure circulating head 高压循环头
high pressure steam cylinder head [机] 高压气缸盖
Head light high pressure cleaning 大灯清洗装置
high head pressure 高压压头
high head pressure test 高水头压水试验
high-head pressure shaft 高水头压力井道
high pressure mud pump head 高压泥浆泵头
Engineers had spent days pumping heavy drilling fluid into the leaking well head on the ocean floor in a high-pressure bid to smother the gushing crude and ultimately seal the well with cement.
工程师们数日来一直向海底的泄漏油井泵入大量的钻探泥浆，希望用高压堵住喷涌的原油，最后用水泥封死油井。
High blood pressure or headache: Support your head on a bolster or block, ears level between the arms.
高血压和头痛：用长枕或瑜伽砖支撑头部，耳朵水平的在两臂间。
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