“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	fratricidal effect of nuclear weapons Frattini Frattini extension Frattini factor group Frattini subalgebra Frattini subgroup fraud by impersonatinglaw enforcement officials fraud of counterfeiting customer service to refund customers fraud of false shopping fraud of recommending false stocks fraud trust Fraunhafer approximation Fraunhofer Fraunhofer Application Center Fraunhofer approximation Fraunhofer component Fraunhofer corona Fraunhofer crater Fraunhofer diffraction Fraunhofer diffraction by a slit Fraunhofer diffraction by double slits Fraunhofer diffraction by multiple slits Fraunhofer diffraction phenomena Fraunhofer hologram fraunhofer hologram

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