Objective To establish solvent desorption gas chromatographic method for determination of Diisobutyl ketone in workplace.目的建立工作场所空气中二异丁基(甲)酮的溶剂解吸气相色谱测定方法.The diisobutyl dicarboxylate was prepared by using acid and isobut...
Its first ironworks was established in1715.其第一座钢铁厂建于1715年。Ironworks of 3 bright steel is enterprise of iron and steel of countrywide place backbone.三明钢铁厂是全国地方骨干钢铁企业.Reporter discovery, lock of gate of ironworks of golden...
This is a good fabric softener for woolens.这是一种很好的羊毛织物柔软剂.They are rather keen on your new - type woolens.他们对你的新型毛织品颇感兴趣.Eastern senators, in turn , obtained increased duties on woolens , silks, and other manufactured pr...
I wish to furbish up the Russian I learnt at college.我要重温一下我在大学里学过的俄语.If you furbish up these old chairs, you'll have a better chance of selling them.你要是把这些旧椅子擦亮, 就会更好卖些.I wish to furbish up the French I learned at ...