词汇	test gas
释义	test gas 试验气体
随便看	Residue,Pesticide residue pesticides residue pile residue pitch residue plastic film recycling residue plastic film recycling machine residue power residue problem residue-quench system residue rate of decay residue ratio Residue Ratio Evaluation of Equipment Residue refining residue removal residue removing residue representation residue, residual oil residue-residue residue restoration residue return residue ring residue ring of modular n residues Residues analysis residues at infinity