hole up hole trap [電子] 空穴陷阱hole spacing n. 鉆孔距離；井距；孔距hole sloughing [能源科學(xué)技術(shù)]井塌hole shrinkage 縮徑hole saw （鋸孔用的）[機(jī)] 孔鋸hole rugosity [能源科學(xué)技術(shù)]井壁不平度hole punch 打孔機(jī)；打孔hole planting [農(nóng)業(yè)科學(xué)]穴植法hole out 擊球入洞hole jewel bearing [機(jī)械工程]通孔寶石軸承hole in the wall gang hole in the wall 又小又偏僻的很難找的地方hole in the heart 先天性心膜缺損。hole in the earth hole fill-up [能源科學(xué)技術(shù)]灌滿井眼hole drilling 打眼；井孔鉆進(jìn)hole drift current [交通運(yùn)輸工程]空穴漂移電流hole diameter enlargement rate [能源科學(xué)技術(shù)]井徑擴(kuò)大率hole diameter 孔直徑；刃口直徑