温变周期
- 与 温变周期 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
Citric acid production with cellulase hydrolyte of wheat stalk by Aspergillus niger , the effects of media component, fermentation at constant temperature, and at periodic variable temperature on citric acid were studied.
以麦草纤维素酶解液为原料，用黑曲霉发酵制备柠檬酸，研究了培养基组成、恒温发酵和周期变温发酵对柠檬酸发酵的影响，结果表明，适宜的培养基组成为NH4 NO3 0 。3%，KH2 PO4 0 。1%，Mg2 + 30 0× 10 -6，Fe2 + 10×10 -6，此时，柠檬酸产量为 10 。5 2 g/L ，糖转化率为 6 0 。80 %。
- 推荐网络例句
-
Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。
-
In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
-
The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想，是邓小平经济理论体系中的重要组成部分，是我国经济建设根本任务的一个重要方面。