CAXA实体设计手册_第16章 动画

CAXA实体设计手册_第2章 设计环境

CAXA实体设计手册_第4章 标准智能图素

CAXA实体设计手册_第6章 自定义智能图素的生成

CAXA实体设计手册_第8章零件定位

CAXA实体设计手册_第A章 CAXA实体设计介绍

CAXA实体设计手册_第C章 三维设计纵览

CAXA实体设计手册_第E章特殊功能键的定义

Fermentation and Biochemical Engineering Handbook microorganisms, mammalian cells, plant cells, and tissue. It is our sincere hope that the reader will find this chapter helpful in determining the best conditions for cultivation and the collection of scale-up data. Hopehlly, this knowledge will, in turn, facilitate the transformation of worthwhle research

2.1 The Microbiological Laboratories Isolation of organisms for new products normally does not occur in laboratories associated with production cultures, however, production (mi￾crobiological) laboratories frequently do mutation and isolation work to produce strains with higher yields, to suppress a by-product, to reduce the formation of a surfactant, to change the physical properties of the broth to facilitate the product recovery