B 311 lithopone: white paint, zinc sulfide content of 30 %.B311立德粉: 白色颜料, 硫化锌含量为30%.Lithopone: B 301 lithopone: white paint, zinc sulfide content of 28 percent.立德粉: B301立德粉: 白色颜料 、 硫化锌含量为28%.Purpose: Mainly used in litho...
He’s not interested in reviewing small provincial exhibitions like this one; he’s got much bigger fish to fry.他对评介这样的区区地方展览不感兴趣,他有更重要的事要做。Most of the art exhibitions have a pronounced Scottish theme.大多数的艺术展品带有明显的苏格兰风格。G...
结果己糖激酶纯化倍数可达20倍以上,酶活回收率近60%.Results More than 20 - fold purified Hexokinase step with a yield of 60 %.目的: 用己糖激酶法校正谷丙转氨酶 ( ALT ) 活性测定系数 ( Kfactor ).Objective: Our purpose was to proofread alanine aminotransferase ( ALT ) ...