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pilot hole
释义
pilot hole
Encyclopedia
理学
地质钻孔
释
pilot hole
先导孔
在钻深孔或超深孔之前,在深孔或超深孔孔位附近钻的一口直径相对较小、深度相对较浅的钻孔。“双孔方案”中首先施工的钻孔。
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prepreg property characterization
P representation
P-representation
p-representation
prepress
prepress graphic processing
prepressing
prepress processing workstation
preprimosome
preprint
preprinting processing equipment
preprint system
preprocessing for orbital measurement data
pre-processor
preprocessor
preprogram
preprohormone
preproinsulin
Pre-project evaluation and review
preproopiomelanocortin
preprophase
prepuce
prepulse inhibition
prepulsing
prepump
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