在这样的测定中,采用Gooch坩埚或类似的过滤器.Gooch crucibles or similar filters are used for such measurements.所有重量分析需要某种坩埚或器皿保留残渣或沉淀物.All gravimetric measurements require some sort of crucible or dish to hold the residue or precipitate.大多数...
The mesophyll consists of two layers of palisade parenchyma.叶肉是由两层栅栏薄壁组织组成.Aerenchyma is well developed in mesophyll.叶肉中通气组织发达,且均有不规则裂生性气腔.The larva eats the mesophyll tissues and makes the leaves yellow and deciduous.幼虫...
I'm a passionate believer in public art...我是公共艺术的狂热信徒。I'm a great believer in the benefits of this form of therapy...我坚信这种治疗形式非常有益。I’m a firm believer in always telling the truth.我坚信应该说真话。Mum was a great belie...