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natural sandstone testing
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natural sandstone testing
Encyclopedia
工学
射孔质量评价
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natural sandstone testing
天然砂岩试验
采用天然砂岩制成标准试验岩心,经干燥、抽真空、氯化钠溶液(或煤油)饱和后,将岩心固定在橡胶套筒内制成砂岩靶,在常温、一定的压力和介质的井筒中射孔,测量岩心的穿透深度、靶板的穿孔孔径,评价射孔器性能的测试。
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Clergy Reserves
clerical change
clerical form identified ancient Chinese characters
clerical script
clerical transcription
Clerks Entering into Bureaucracy
Clermont-Ferrand
clerodane
clerodendron leaf
clethodim
clethra family
cleveite
Cleveland
Cleveland Museum of Art
C. L. Fefferman
C. L. Fefferman (1949—)
C. L. F. Lindemann
C. L. F. Lindemann (1852—1939)
CLFST
clibration of flight test instrumentation
click
click chemistry
Clickjacking
click polymerization
click rate
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