“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	Zang Yunyuan Zang Yuyan Zanhuang Xian Zania Zaniah Zanj City-States Zanj Rebellion Zan Ling Zanninɡ Zanotti Zanstra method Zanstra's theory Zanstra temperature Zanzibar Zanzibar North Region Zanzibar Protectorate Zanzibar Region Zanzibar South and Central Region Zanzibar West Region Zaobang opera Zaobang Opera Inheritance and Protection Center，Research Institute of Regional Opera Legacy of Heze Municipal zaocys Zao Fu Zaogang Zaojiaoshu

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。