The formula and production technology for prawn feed were studied.
对对虾饲料的配方和生产工艺进行了研究。
High productive machining i. e. machining with faster production cycle is a comprehensive technology, in which increasing cutting speed and feed rate are merely two components.
高速加工即以较快生产节拍进行加工，提高切削和进刀速度是其系统技术中的一个环节。
In this paper, the status of cobalt production from sulfide ores is discussed in terms of process technology, capacity and feed sources.
本文对由硫化矿生产钴的现状，按工艺技术、生产能力和来料情况进行了讨论。
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