Some production resumed in April, but at much reduced levels as carmakers ration their parts inventories.
一些产品在4月重新投入生产，但是产量大大缩减，因为汽车生产商对自己的库存采取定量供应。
2
The ration adding velocity had no significant effect on pelleting, but low adding velocity led to poor production efficiency, while high adding velocity caused frequently choke.
喂料速度对压块效果基本上没有影响，但速度过快会发生压块机进料口堵塞，速度过慢，生产效率太低。
3
Agricultural mechanization level and contributive ratio are both key ration indexes to appraise the agricultural mechanization's status and function in the agriculture production.