关于flammables的百科

• flammables造句怎么写

• Separateflammablesorcombustiblesfromoxidizersbyatleast20feetorahalf-hourfirewall.Oxygenmustbeseparatedfromflammablesandcombustiblesby20feetorahalf-hourfirewall.Usebattery-poweredlanternsorflashlightstoinspectyourhome.Kerosenelanterns,torches,candles,...
• 2018-08-1912947