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词汇
coal coring tool, coal corer
释义
coal coring tool, coal corer
煤心采取器；又称“取煤器”、“取煤管”。煤田钻探钻进过程中；专门用于采取煤心的一种特殊器具。
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free pitching
freepl
freeplace
free place
free placer
free-plaier
free-plaiest
free plane
free plant site
free plasmid
free plastic flow
free plasticizer
freeplay
free play
free-play
free play exercise
freeplay nonlinear structure
Free play of market forces
free play of steering wheel
free-plays
free pleural effusion
free pleural effusion sign
free pliers
free-plowing and directly-seeding
free-plow rice paddy
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更新时间：2026/10/1 22:24:27