main engine是什么意思

用法例句

Analysis and removal of the typical faults on marine main engine;

船舶主发电机典型故障的分析与排除

Therefore,they are vital for the normal production of offshore oilfield and for personnel safety,The normal continuous running of main generators largely depends on the design philosophy and work performance of its control system.

主发电机组的能否正常连续运行在很大程度上取决于其控制系统的设计及性能,简要地介绍和分析了西江23-1FPSO主发电机组控制系统的组成及控制性能。

Study on main fermentation technique of Hippophae rhamnoides L. fruit wine;

沙棘果酒主发酵工艺的研究

The optimization technique condition was obtained by orthogonal test: main fermentation temperature at 25℃,for 6 days,sugar content 2%,innoculum 5%.

以野生榛子为主要原料,经液化、糖化、调整成分后接种活性干酵母进行发酵,通过正交试验等实验方法进行优化,确定出最佳工艺条件和配方,即主发酵温度25℃,时间6d,调整后总糖度为2%,菌种添加量5%。