生产群体 production population
产生常量群 grouping constants
软件产生的群闭塞消息 Software generated group blocking message ; SGB ; sgb software generated group blocking message
净群落生产力 [昆] net community productivity
净生物群系生产量 NBP
由点群产生曲面 Surface from Cloud
种群生产力 population productivity
总生产量/群落呼吸 B/R
净群集生产力 net community productivity
它的用户群很大,可以是厂长、质量经理、生产线管理员、COO 和 CFO。
Its user base is large, and it can be plant managers, quality managers, line managers, COOs, and CFOs.
事实上,畜产品的生产并不是靠养一小群动物的家庭农场,而是类似于大型有组装线的工厂。
The truth is that farm production does not depend on the family farmer witha small herd of animals but instead resembles a large, assembly-line factory.
幸运的是,美国最大的蛋品生产商近年来已经开始对鸡群接种。
Fortunately, in recent years most American egg producers have started to vaccinate their flocks.
And so in the 1940s, a group of people led by Collier started to develop a large scale production method for making a reliable source of vaccinia virus.
在二十世纪四十年代,科利尔带领一群人开始研究,一种大规模的生产方法,这种方法能制得牛痘病毒的可靠来源
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