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The effect of the auxiliary agents pretreatment before H2O2 bleaching and the activation on H2O2 bleaching of high yield whole stalk kenaf pulp is investigated.

研究了几种助剂在红麻全秆高得率浆H2O2漂白前的预处理和H2O2漂白中的活化效果。

In the prebleaching of kenaf bast and pine pulps, the reaction conditions for the hemicellulase pretreatment are optimized as follows: temperature 50℃, pH 5. 0 and reaction time 2hr, as well as 0.2% of enzyme charge.

实验确定了半纤维素酶预处理的优化条件：pH=5.0，温度50℃，酶处理时间2hr和酶用量0.2%。

The ethanol yield after steam pretreatment of the lespedeza stalks at 210 ℃ was 59.3 %,72.8 % and 62.2 % of theoretical yield when the residence time was 2, 4 and 6 min, respectively, whereas the highest yields from α cellulose were 92.7 % of theoretical yield.

其乙醇的产率分别是理论产率的59.3 %，72.8 %和62.2 %(未爆破处理的胡枝子茎杆乙醇产率为理论产率的16.4 %)。

The membership card before making "" to reduce the size of the dot to compensate for the business card printing and membership card making dot gain, there are two main methods of pretreatment: one is the level curve dot gain, to be completed by the strips, and the other one is the calibration of laser photo-typesetting in strips screening.

在会员卡制作前阶段"减小"网点的大小，以补偿制卡和会员卡制作中的网点增大，主要有两种预处理方法：一种是网点增大的层次曲线调节，在出片前完成，另一种是激光照排的校准，在出片加网时完成。

The pretreatment of lignocellulose is a critical step in the production of fuel ethanol by lignocellulosic materials.

纤维质物料的预处理是木质纤维素原料生产燃料乙醇的关键步骤。

Pretreatment of lignocellulose by sodium hydroxide has been studied.

植物纤维素是符合可持续发展要求的可再生资源。

In the paper, we study pretreatment and enzymatic technics on lignocellulose to ethanol with wood and rice hull as materials.

本文以木屑和谷壳作为纤维类原料，对其制取燃料酒精过程中的预处理工艺和酶水解工艺进行了研究。

The effect of liquid ammonia pretreatment on the accessibility and carboxymethylation reactivity of cotton linter cellulose;2. The accessibility acquired through dynam.

由动态粘弹谱内耗曲线积分求得的可及度与上染率之间具有良好的对应关系，可及度高时上染率也高；达到85%上染率时，可及度要求达到3。

Cotton linter pulp was made using oxygen-alkali cooking enhanced by hydrogen peroxide following the pretreatment to remove the impurity; microcrystalline cellulose was obtained through acid hydrolysis of cotton liter pulp.

通过对棉短绒进行预处理除杂，采用过氧化氢强化的氧碱蒸煮脱除棉短绒中少量的脂类物质和棉籽壳引入的木素，然后通过酸水解制备微晶纤维素。

According to the features of amino acids in tea, those tea pretreatment methods mainly including extraction and lixiviation, and those popular determining methods mainly including automatic amino acid analyzer, high performance liquid chromatography, capillary electrophoresis, etc.

摘 要：在参阅1907年以来国内外关于茶叶氨基酸分析的180余篇文献的基础上，对茶叶中氨基酸的分析方法做了较系统的介绍，并针对茶叶氨基酸的特点，就茶叶样品的前处理方法(主要包括萃取法和浸提法)及目前常用的分析方法(主要包括氨基酸自动分析仪法、高效液相色谱法、毛细管电泳法等)进行了评述。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。