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井口
释义
井口the mouth of a well 井口jǐngkǒu(1)[wellhead]井的上顶政府对井口天然气价格的控制(2)[bank head]上端装卸平台煤矿的入口和最接近的地区(例如地面井口罐笼装卸台或出车台等)
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seal sth off
seal supply pressure
seal test
seal up
seal washer
seal water pump
seal weld
seal with arrow-rings
seal with bush
seal with double-cone
seal with elastometic washer
seal with flat gasket
seal without gasket
seal with single-cone
sealwort
Sealyham terrier
seam
sea-maid
sea-maiden
seaman
seaman apprentice
seam angle
seaman recruit
seamanship
seaman's papers
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更新时间:2026/8/5 10:30:50