naoh的例句大全

LMS and xylanase synergetic biobleaching of wheat straw NaOH-AQ pulp was investigated in this paper.

研究了麦草烧碱-AQ浆漆酶与木聚糖酶协同漂白效果.

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With furfural and acetophenone as raw materials-furfurylideneacetophenone was synthesized by NaOH as catalyst under ultrasonic irradiation.

报道以呋喃甲醛和苯乙酮为原料,氢氧化钠为催化剂,采用超声波辐射合成糠叉乙酰苯的方法.

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By diping in NaNO _ 2-NaOH solution and heating to 90 ℃, it could be destroyed too.

使用适量的亚硝酸钠和氢氧化钠溶液加热至约90℃浸泡, 可将丁二烯过氧化物破坏.

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The assay of content of acid using phenolphthalein indicator and NaOH as titrant was developed.

提出了以酚酞为指示剂,氢氧化钠为滴定剂测定甲氧胺盐酸盐含量的方法.

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But in 1 mol NaOH or HCl they lost its moving ability.

在1molNaOH或 HCl溶液中,此种能力丧失.

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The compound NaOH is a typical strong base.

化合物naoh是一种典型的强碱.

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

丝光后产生含碱量5%的废液.

词典精选例句

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.

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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.

本文着重研究了麦草NaOH-Na_2SO_ 3-AQ 法蒸煮中木素脱除的局部化学和结构变化.

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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.

本文着重研究了麦草NaOH-Na_2SO_ 3-AQ 法蒸煮中木素脱除的局部化学和结构变化.

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Methods: Make rats dental ulcer model by using solid NaOH.

方法: 采用固体氮氧化钠灼烧造成大鼠口腔溃疡模型.

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The main reduced product of Ni ( naoh) 2 by Al ( I Bu) 3 was Ni 0;

得出Ni（naph）2被Al（i－Bu）3还原的主要产物是Ni0；

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An analytical experiment on eucalyptus was carried out. Apart from the substances extracted by hot water, there were lignin, pentosan, hexosan, resin and uronic acid in 1% NaOH extracts.

对蓝桉原料进行了分析试验，蓝桉1%NaOH抽出物中除了溶出热水抽提出的物质外，还可溶出部分木素、戊聚糖、己聚糖、树脂及糖醛酸等。

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The results showed that the better color protective condition is immersing Chinese artichoke in 1% salt for 30 min, followed by peeling with 1% NaOH solution 90 second at 98 ℃.

得出草石蚕在适时采收并清洗后，以质量分数1%的食盐溶液护色30min，可达到较好的初护色效果；最佳去皮条件是质量分数1%的NaOH溶液，在98℃下去皮90s；

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The delignification rates in CML and CC are much faster than those in S all through the digestion period during bamboo NaOH-AQ pulping.

青篱竹烧碱-蒽醌法蒸煮时，在整个蒸煮过程中，CML和CC的脱木素速率稍大干S的脱木素速率。

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The nanocrystalline ZnO particles were prepared by roasting basic carbonate precursor synthesized with very fine crystalline grain by using ZnSO_4.. 7H_2O, NaOH solution and NaHCO_3 powder.

以ZnSO4·7H2O为原料，添加NaOH溶液和NH4HCO3粉末，制备出晶粒细小的碱式碳酸盐前驱体。

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Different pretreatment methods, such as dilute acid, NaOH, ammonia steeping and steam explosion, were evaluated for the cellulosic material.

用不同方法对纤维物料进行预处理，然后分别用纤维素酶进行水解，考察不同预处理方法对酶解效果的影响。

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Behavior and Structural Transformation of Palygorskite in NaOH Solution under Hydrothermal Conditions

水热条件下坡缕石在NaOH溶液中的行为及结构变化

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The membrane fouling could be effectively controlled by pre-filter and regular rinsing with 2% NaOH.

采取有效的预过滤并在运行中采用质量分数2%NaOH溶液清洗等措施，可有效抑制膜污染。

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The results of test showed that SHW has clearly lower content of hot water and 1% NaOH extractives and clearly higher alcohol-benzene extractives, and slightly lower hemicellulose and ash, and roughly the same lignin and holocellulose contents by comparison with PHW.

实验的结果表明，与PHW相比SHW的热水抽出物及1%NaOH抽出物明显较低，而苯醇抽出物明显较高，半纤维素及灰分含量略低，木素和综纤维素含量则大体相当。

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