The method of determining Ni, Cu and Pbi n urine with isotope dilution mass spectrometry ( IDMS ) is described.介绍了采用同位素稀释质谱法 ( IDMS ) 测定冻干人尿样品中镍 、 铜、铅的含量.The stability of a dynamic dilution system for Unsymmetric dimethy...
In the east, the water is mainly oceanic with relatively minor dilution from direct monsoonal rainfall and runoff from small streams.东部水域主要为海水,而直接的季候雨及小溪溢流,把海水稍为冲淡.The chemical dilution technique transcends most of the d...
The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。Soot is the product of the imperfect combustion of fuel.煤烟是燃料不完全燃烧的产物.Soot is usually the product of the imperfect combustion of...
码头工人开始卸船.Dockers started unloading the ship.气力式负压抽吸机只适合粉状散装物料的卸船.Pneumatic negative pressure suction machine is only suitable for powder material.桥式抓斗卸船机是目前在散货码头中得到广泛应用的装卸设备.Bridge type grab ship unloader is widely used ...
乙醛酸循环体发现于油脂种子的贮藏组织中.Glyoxysomes are found in the storage tissues of fatty seeds.人们已经知道,萌发的含油种子中有乙醛酸循环体.Glyoxysomes are particularly well known in germinating fatly seeds.在催化剂存在下,用双氧水氧化乙二醛溶液快速合成了乙醛酸.Glyoxylic acid was rap...
Bud's nose was still black and blue.巴德的鼻子还是青一块紫一块的。Six months after Bud died, the house burned down...巴德死后6个月，这座房子被烧毁。Calyx encloses an unopened flower bud.花萼围绕在花瓣外层的一圈.Almost every pick lobular axillary bud can pro...