grade storage management 分级存储管理
If you choose to prepare your own containers of water, you should buy air-tight, food-grade water storage containers from surplus or camping supply stores.
如果你准备用自己的容器装水，你应该从军用品或者野营用品专门店购买那种不漏气的、专门储存食品的盛水容器。
There is also a refillable potable water storage tank below grade that's also manually pumped.
还有一种可饮用水也是储存于手动泵。
Quantitative safety assessment on probability of fire and explosion in LPG storage and filling station is done by method of code evaluation combined with risk grade evaluation.
运用规范评价和危险程度评价相结合的方法，对液化石油气储配站发生火灾爆炸的危险性进行了定量安全评价。
应用推荐