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

单词	secondary support
释义	secondary support 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	Organ Records / Documents Management organs ancillary appliance organs directly under Beijing Government organ senescence organ service system organ size(plant) organs'lead assumes overall responsibility organs of self-government of national autonomous areas of the People's Republic of China organs of the same system archive retention schedule Organs of the same type archive retention schedule organs on a chip organ-specific autoimmune diseases organ theory organ transplantation organum organylsilazane orgasm OR gate Orgueil meteorite orgya Orhan Kemal Orhan Pamuk Orhon Rivers or hull Ori

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