The delignifieation mechanism of NaOH-Na _ 2 SO _ 3-AQ pulping ( Na _ 2 SO _ 3 and AQ only as additives ) for wheat straw pulping, has been studied.

Alkali: A soluble matter that forms hydroxyl ions in solution . e . g. NaOH or KOH.

碱: 在溶液中可形成氢氧根离子的可溶性物质. 例如氢氧化钠或氢氧化钾.

The waste after mercerization produces an effluent containing 5 % NaOH.

丝光后产生含碱量5%的废液.

The compound NaOH is a typical strong base.

化合物naoh是一种典型的强碱.

Then came up the old feeling which bound Kuth to Naomi.

这样就引起了路得和拿阿米亲密结合的那种古老的感情.

It could have happened during a quarrel between them over Naomi.

这件事可能是在他们为娜奥米争吵的过程中发生的。

Some of Naomi's earlier writings have been rediscovered in the 1980s and 1990s.

娜奥米的一些早期作品在20世纪80年代和90年代被重新发掘出来。

Naomi was given a pony and taught to ride side-saddle.

别人给娜奥米一匹小型马并教会她如何侧骑马。

Use your lunch hour to have a nap in your chair...

利用午饭时间坐在椅子上打个盹吧。

Mr. Green usually has a nap after lunch.

格林先生习惯于午饭后睡一会.

Invariably I take a nap after lunch.

午饭后,我总是睡个午觉.

I need to take a nap.

我需要小睡片刻.

That was a delicious nap.

刚才睡得真香.

to take/have a nap

打个盹；小睡一会儿

I'm a little tired. I'm to have a nap before dinner.

我有点累.我要在晚餐前先小睡一下.

My father is taking a nap on the sofa, with his leg stretching toward the fire.

我的父亲正在沙发上小睡, 腿伸向炉火.

We often take a nap after we have meal.

饭后,我们常常要小睡一下.

It's a nap . Tomorrow morning at ten o'clock.

简单得很. 明早十点.

The German team were caught napping and Lampard scored the winning goal.

德国队一不留神,兰帕德攻入了制胜的一球。

After having delicious lunch, my husband, my son and I lay down for a nap.

吃完美味的午餐, 先生 、 儿子和我都去躺下午休一会儿.

I might take a little nap.

我可能会打个盹。