“underground engineering support”的概念、定义、翻译、参考文献-科学参考

单词	underground engineering support
释义	underground engineering support Encyclopedia 理学地下工程支护释 underground engineering support地下工程支护地下工程开挖过程中，为防止围岩坍塌和石块下落采取的支撑、防护等安全技术措施。
随便看	embryo sac mother cell embryo sex identification embryos implantation embryos,protoplanet embryo transfer embryotransfer embryo transfer gun embryo transfer pregnancy rate EMC EMCCD EMC technology of electric vehicle EMC testing between spacecraft and launch site EMC testing between spacecraft and launch vehicle EMC testing of the launch vehicle EMC testing system EMC test of the spacecraft in-orbit EMC测试系统 EMD Emden Emden crater Emden differential equation Emden equation Emden-Fowler differential equation Emden function EMDP

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