Sodium sulfite ( Na 2 SO 3 ) is a reducing agent used to pulp paper and in photography.

Consistency of Shrinkage-reducing Agent and Water Reducing Agent.

减缩剂和减水剂的相容性问题.

And it is inverse for concrete with water-reducing agent and mineral admixture.

对于掺外加剂与矿物掺合料的混凝土,其抗压抗蚀系数较抗折抗蚀系数衰减快.

Silicon is also used in metallurgy as a reducing agent and in steel, brass, and bronze.

在冶金学上,硅也可用作还原剂,并用于钢铁 、 黄铜和青铜中.

So after you add the reducing agent when carefully.

所以在补充还原剂的工夫必定给谨慎.

A kind of reductant compound in solid state has proved itself effective.

通过大量的实验,找到了一种固态复合还原剂.

The acid leaching of manganese minerals with scrap iron a reductant a leaching of 97.

文章用铁屑作还原剂,在酸性条件下湿法浸出锰,实现锰银分离,为后续银回收工艺创造条件.

The activities of DASA reductase were increased by ammonium nutrition , but not significantly.

铵态氮不显著提高DAsA还原酶的活性.

The performance of Nitrate Reductase Activity ( NRA ) in plant leaf reflects the status of nitrogen metabolism.

硝酸还原 酶 活性高低可反映植株营养状况和氮素代谢水平.

Nitrate reductase is a short-lived enzyme.

硝酸还原酶是短寿酶.

Using modified nitrate reductase method to measure the concentration of nitrite.

用改良硝酸还原酶法测定亚硝酸盐含量.

a 33% reduction in the number of hospital beds available

医院的床位减少33%

...a future reduction in UK interest rates...

未来英国利率的下调

The CBI welcomed the Chancellor's recognition of the recession and hoped for a reduction in interest rates.

英国工业联合会对财政大臣承认经济出现衰退表示欢迎，并希望能出台降低利率的政策。

strategies for noise reduction

减少噪音的对策

...a new strategic arms reduction agreement.

新的战略武器削减协议

a slight/significant/substantial/drastic reduction in costs

成本的略微 / 显著 / 大幅度 / 急剧降低

You will have a reduction for cash.

付现金可以打折扣.

There has been some reduction in unemployment.

失业人数有所减少。

There are reductions for children sharing a room with two adults.

孩子和两个大人合住一间房可以打折。

The depreciation of other currencies in Asia has also caused a substantial reduction in tourism.

亚洲其他货币贬值,亦严重打击了本港的旅游业.