望远镜的物镜必须精确置于中心上.The object glass of a telescope must be accurately centred.此物镜仅产生很小的散射光.This objective produces only very little scattered light.由单透镜组成的物镜可作目视和照相观测用.Objectives which consist only of one lens can be used f...
但大豆蛋白遇酸易变性, 从而影响产品的稳定性.Because acid can change the protein of beans'character , it affects the steady of beans juice.由于其结构上的易变性和配体结合的不同, 循环中的白蛋白表现出化学和物理上的微观不均一性.Consequent upon the structural flexibility and the lig...
Acid modification of gluten and its application in the aquosity coating were researched in this article.研究了谷朊粉的酸法改性及其在新型水性涂料中的应用.Set up 3 coating modes and successfully resolve the coating problem of aquosity metal ink.设...