“二次支护”的概念、定义、翻译、参考文献-科学参考

单词	二次支护
释义	二次支护 Encyclopedia 工学巷道支护释 secondary support二次支护井巷掘进中采用分次支护时，在一次支护完成后再次施工的支护。又称永久支护、后期支护。理学地下工程支护释 secondary support二次支护在初期支护稳定后完成的提供安全储备或承载后期围岩压力的支护形式。
随便看	dynamic measurement and control system dynamic mechanical analysis dynamic mechanical analysis; kinetic analysis dynamic mechanical properties of rock dynamic mechanical property dynamic mechanism dynamic mechanism of agricultural technological progress dynamic mechanism of rural urbanization in China dynamic melting dynamic memory management dynamic meteorology dynamic method dynamic metrology technique dynamic modality dynamic mode dynamic model dynamic models of polymers dynamic modulus dynamic monitoring dynamic monitoring of groundwater contamination dynamic monitoring of mechanical system dynamic Monte Carlo method dynamic moral hazard dynamic mutation dynamic mutation analysis

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