单词	fire resisting shaft
释义	fire resisting shaft 建耐火竖井
随便看	ester of carbamic acid ester of carbamic acid, N-acylated ester of carbonic acid ester of carbonic acidcarbonic ester ester of carboxylic acid ester of carboxylic acid, lubricating ingredient ester of carboxylic acids ester of fatty acid ester of halogenated acid ester of Harden Young ester of hydroxamic acid ester of ingenol ester of maltose ester of morphine ester of nitrous acid ester of oxyacids of halogens ester of palmitic acid ester of parahydroxybenzoate ester of phthalic acid ester of polyethylene glycol ester of polyoxyalkylated alcohol ester of starch ester of sulfuric acid ester of sulfuric acidsulfates ester of sulphuric acid