“natural sandstone testing”的概念、定义、翻译、参考文献-科学参考

单词	natural sandstone testing
释义	natural sandstone testing Encyclopedia 工学射孔质量评价释 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。
随便看	production procurement production profile logging production progress meeting production purpose of socialism production rate production rate of furnaces in metallurgical industry production rate of local entropy density production reactor production riser production rule Production safety accident emergency rescue system production safety accident investigation and listing supervision system production safety accident reporting and investigation of treatment system production safety and health administrative litigation production safety and health legal system production safety technology of petroleum logging production scheduling production scheduling and sequencing production scheduling of mineral processing plant production scheduling problem production semi submersible production service enterprise resource planning production simulation for electrical generating system production site video monitoring system production smoothing

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