二倍的

B In this region the grain output is now five times／five-fold that twenty years ago.

本地区现在的粮食产量是二十年前的五倍。

The production process needs only 3 hours , but the yield of Tencel fiber raises about six times compared with that of common rayon. The NMMO solvent is completely innocuousness to human bodyand can be completely recovered (about 99.5%) and reused. So the production process is green process. Tencel fiber is credited green fiber in the twenty-first centuries.

相比普通粘胶纤维，整个生产过程仅需约3小时，然而Tencel纤维产量可提高6倍左右；Tencel生产中所使用的氧化胺溶剂对人体完全无害，并可完全回收(99.5%以上)和反复使用，生产中原料浆粕所含的纤维素分子不起化学变化，无废弃物排出厂外，不会污染环境，属于"绿色生产工艺"，所以Tencel纤维被誉为二十一世纪绿色纤维。

The amount of material in Mira's tail is estimated to be equivalent to 3,000 times the mass of planet Earth.

据估计，薴藁增二尾部物质的质量大约是地球质量的3，000倍。

Nitrous Oxide: Nitrous oxide is about 300 times more potent as a global warming gas than carbon dioxide.

氧化亚氮：一氧化二氮大约是300倍，更有力的作为一个全球气候变暖的气体比二氧化碳。

Oxalis acid,as an enhancement agent.can be used to compensate the signal depression caused by inorganic matrix and to improve the detection limits by about 2-10 times,for the hard-to-ionize elementsin ICP-MS determination.

作为一种增敏剂，乙二酸可以补偿由于无机基体的存在对高电离电位元素所产生的信号抑制现象，从而提高其分析灵敏度2～10倍。

When launched, Phoebus's projector is expected to be ten to 20 times more expensive than those that use a xenon lamp. But that, no doubt, will change as the cost of lasers drops.

一旦投入运转，菲柏斯生产的放映机费用预计比采用氙气灯的放映机高上十至二十倍，但毫无疑问会随着激光费用降低而降低。

Earlier this week, the Beijing Daily quoted pyrotechnist Ding Zhenkuan as saying that the display would send nearly 42,000 shells into the sky, doubling the number fired at the Beijing Olympics opening ceremony last August.

本周早些时候，北京日报援引了焰火制造商丁振宽的话说此次焰火展示将会发射四万二千发烟花弹到天空，是去年八月北京奥运会数量的两倍。

But on the debit side, as you leave office, the nation is saddled with a$2.6 trillion debt, an enormous deficit, caused perhaps by the tripling of military spending and tax cut.

可是在负债方面，阁下离任时，国家负担了二兆六千亿的债务。这是一笔可观的赤字，可能系由军费增加三倍和减税所致。

First, it is compared with the usual formal theory of scattering, for example, that developed by Moeller.

第一，我们将它与寻常的散射形式理论作一比较，证明了二个理论的波函数除去一个常数倍外，完全相同。

The EIMS and HRFABMS spectra of eight new β dihydroagarofuran sesquiterpene polyol esters were analyzed.

利用高分辨快原子轰击质谱分析了八个新的β-二氢沉香呋喃倍半萜多酯的FABMS。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。