说明: 硝酸镧溶于水,在潮湿的空气中易潮解.Description: Lanthanum Nitrate is soluble in water and moisture in wet air.详细信息:性状: 白色流动粉末, 在空气中极易潮解,能溶于水.Properties : White or mild yellow crystal, easy deliquescence and easily water - soluble.为白色...
The programmer forms the heart of the process chromatograph.程序控制器是色谱仪的关键部件.The technique is known as adsorption chromatograph.这种分析技术称为吸附色谱.Figure B shows a scheme of a mass spectrometer coupled to a gas chromatograph.B是气...
They plan to meet again in Rome very soon to begin substantive negotiations.他们计划不久在罗马再次会晤以开始实质性的谈判。The dispute is not directly connected to the negotiations...这一争端与谈判没有直接联系。That really knocked back any hope for further p...
All the units employ hollow burned - clay blocks as the basic raw material.所有构件都用空心陶土砖做基本原料.Analogue computers are generalpurpose devices which employ laws of physics for performing mathematical operations.模拟计算机是用物理定律进行数...