商业石油库除了自然损耗，还存在着非自然损耗。
The commercial oil bases exist non natural losses besides the natural losses.
在平衡紧张和商业石油库存量仍然较低的情况下，去年的各种价格信号清楚地说明了维持生产和扩大生产能力的必要性。
With a tight balance and commercial oil stocks still relatively low, price signals over the past year have made clear the need to sustain production and expand capacity.
采用活性炭吸附法对商业油库石油产品装车过程中蒸发的油气进行回收。
The active carbon adsorbing method is adopted in the oil recycle system to recover the vapour of gasoline in oil loading process of commercial depository.
采用活性炭吸附法对商业油库石油产品装车过程中蒸发的油气进行回收。
The active carbon adsorbing method is adopted in the oil recycle system to recover the vapour of gasoline in oil loading process of commercial depository.
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