“first supporting”的概念、定义、翻译、参考文献-科学参考

单词	first supporting
释义	first supporting Encyclopedia 工学巷道支护释 first supporting一次支护在软岩（土）层、较破碎的不稳定岩层或高地应力地层中掘进巷道与硐室，为保障施工安全并维护井巷的长期稳定，开挖后初次进行的支护。又称初次支护。
随便看	suction chamber suction drawing suction embeded plate anchor suction force suction gauge suction ironing table suction line heat exchanger suction pressure suction specific speed suction stream suction trap suction-type Faraday cylinder suction-type sewer scavenger suctorial disk suctorial mouthparts Suda Issei Su Dan Sudan Sudan dance Sudan Democratic Unionist Party Sudanese Sudanese Socialist Union-SSU Sudanese Union sudangrass diseases Su Danian

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。