基本解释排气门；空气阀英汉例句双语例句In order to adapt the need of loading and unloading drill rod of iron gate-opening machine for large-scale blast furnace, the new change rock drill machine is designed.为适应大型高炉开铁口机的装卸钎杆需要，设计开发了新型换钎机。blast gate更多例句词组短语短语blast t gate 空气阀supercharger blast gate 增压器阻风阀Spacer for blast gate 风门定位架blast gate更多词组专业释义土木建筑工程空气阀能源科学技术风门机械工程鼓风门