conversion stage meaning in Chinese

变换级
转换阶段

However , because of the multiple power conversion stages , on - line ups have been the most expensive type of system
然而传统的在线ups有多个功率部分及相应的模拟控制器，是一个非常复杂、昂贵的系统。
Eating fish or their oils will by pass the first two steps of conversion stage of alpha - linolenic acid as illustrated in the above diagram , to provide dha and epa
Dha能使脑细胞活性化，对于老人痴呆症， dha不但能使症状不再恶化，同时，还有改善症状的功能。
Aralia elate ( miq . ) seem is a kind of uncultivated vegetable from the mountain changbai . the process of somatic embryogenesis includes morphogenesis stage of calli , conversion stage of embryonic calli , embryogenetic stage and regeneration stage of plant in aralia elate (
本论文采用sds -聚丙烯酰胺凝胶电泳技术，对龙芽?木体细胞胚发生过程中愈伤组织形态建成、胚性愈伤转化、胚状体发育和植株再生四个阶段的可溶性蛋白的动态变化进行分析。