抽出

He drew his rifle from its sacking cover.

他从麻布枪套里步枪。

I drew off three pints of beer from the barrel.

我从酒桶里三品脱啤酒。

She disengaged her hand from that of the sleeping child.

她把手从睡着的孩子的手中来。

These shrubs will need more light to produce flowering shoots.

这些灌木需要更多的光照才开花的新枝。

He discharged his second arrow.

他第二枝箭。

Contractors winning construction jobs had to kick back 2 per cent of the contract price to the mafia.

赢得建筑工作的承包商得合同价格的百分之二的回扣给黑手党。

Based on single machine check test,small screening test,combustible withdraw rate calculation and flotator complete index calculation,prove that the flotation result is very well.

通过浮选机的单机验、小筛分验、可燃体率的计算、浮选机完善指标的计算,证明浮选机的浮选效果良好。

That means the birch from high longitude and latitude areas will have lower content of the ash, extraction and lignin, higher content of the holocellulose and pentosan in the wood.

这表明，选择较高经纬度地区的白桦，可以降低灰分、物、木素含量，提高综纤维素和聚戊糖含量。