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In this paper, the enzymatic hydrolysis lignin derivatives were synthesized. Halogenation of EHL was carried out in aqueous solution, and graft copolymerization of EHL was initiated by initiator. The chlorinated and graft copolymerized EHL were respectively applied to the chlorinated polyethylene rubber and styrene-butadiene rubber, and the properties of rubber were investigated.

本文采用水溶液法和引发剂引发法分别对酶解木质素进行了卤化和接枝共聚反应研究，合成酶解木质素的改性衍生物，将其分别应用于氯化聚乙烯橡胶和丁苯橡胶，并探讨橡胶各项性能的变化。

Methods Corneal epithelial cells of limbal, peripheral and centeral cornea were removed using improved enzymatic disaggnegation and cultured in vitro. The cells were counted in a hemocytometer at different time to determine the doubling time .

用体外细胞培养的方法，从生长曲线、细胞倍增时间、细胞DNA合成的活跃程度等几个方面，观察人角膜缘部、周边部及中央部角膜上皮细胞的生长特征。

Different concentrations of glucose (0.10%, 1.50%, 2.50%, and 4.25%) and LPS (0, 0.1, 1.0, 10.0, 50.0, and 100.0 mg/L) were added into culture media. Then PMCs were incubated in culture medium containing 10.0 mg/L of LPS and 4.25% of glucose for 0, 1, 3, 6, 12, and 24 hours. The hexokinase activity of PMCs was measured with standard glucose-6-phosphate dehydrogenase (G6PDH)-coupled enzymatic assay.

首先将含不同浓度的葡萄糖（0.10%、1.50%、2.50%、4.25%）分别和不同剂量的LPS（0、0.1、1.0、10.0、50.0、100.0mg/L）加入培养基；其次用含4.25%葡萄糖和10.0mg/L LPS的培养基孵育细胞不同时间（0、1、3、6、12、24h）；6-磷酸葡萄糖脱氢酶耦联比色法测定HK活性。

In this dissertation, key technologies in ethanol production from lignocellulosic biomass including pretreatment, enzymatic hydrolysis of cellulose and hemicellulose, ethanol fermentation from hexose and pentose, and comprehensive utilization of lignocellulosic feedstock were investigated.

本文对木质纤维原料的预处理、纤维素和半纤维素的水解糖化、利用己糖、戊糖发酵乙醇、以及木质纤维原料的综合利用等关键技术进行了系统研究。

Methods Cell culture,immunohistochemistry,nucleus fluorescence labeling,fluorescence retrograde labeling and enzymatic histochemistry technique were used.

应用细胞培养、免疫组织化学、核荧光标记、荧光逆行追踪和酶组织化学等技术。

Accordingly, in order to provide insight into the function of coenzyme B12 and the mechanism of enzymatic catalysis, it is necessary to investigate the conformational change of corrin ring accompa-nying the Co-C bond homolysis, the Co-C bond dissociation energy, and the factors influencing the Co-C bond strength.

激光诱导时间分辨光声量热法(laser-induced optoacoustic calorimetry，简称LIOAC；或time-resolved photoacoustic calorimetry，简称PAC)是在纳秒至微秒时间量级上直接定量检测激光诱导光化学反应及光生化反应过程中能量传递以及有关反应分子体积变化的新方法。

This law is used at horseradish to cross oxidation enzymatic determine, result satisfaction.

该法用于辣根过氧化酶的测定，结果满足。

Response surface analysis was used to study the technology for preparing a humectant with the enzymatic hydrolysis of rice protein .

采用响应面分析方法研究了酶法水解大米蛋白制取持水剂的工艺条件，并对产品应用于香肠中的水分活度降低效果进行了试验。

Significantly high microbial and enzymatic activities are present in the guts of macrofauna, however, it is yet unclear to which extent the gut microorganisms contribute to the degradation and humification of SOC by the soil animals and from where the enzymes originate.

大型土壤动物肠道内含有大量微生物及酶，这些微生物在土壤动物降解和腐殖化有机C的过程中所起的具体作用如何以及这些酶的来源还不是很清楚。

Combined with animal model of peradaptation to myocardium ischemia , the research observed the level of enzymatic dynamics of myocardium, SOD,MDA,ET and correlation peptide of calcitonin gene in peripheral blood and cardiac function, apoptic cell and expression of apoptosis regulatory gene, ultrastructure of myocardium with BIOPAC16, in situ end labeling and hybridism, optic microscope and electron microscope. The study of animal model of peradaptation to myocardium ischemia illustrated that the peradaptation and pretreatment with Wenxin capsule could be positively protective for the injury of ischemia reperfusion. The protection is mainly reflected by reduction of infarction area, correction of heart rhythm abnormality of ischemia reperfusion, melioration of the contraction and relaxation function of myocardium, recovery of the subcellular structure and themelioration of the abnormality of biochemical and bioactive substance in the myocardium.

并结合心肌缺血预适应动物模型，采用BIOPAC16导生理记录和分析处理系统处理心肌功能指标，采用原位末端标记及原位杂交技术标记凋亡细胞及凋亡相关调控基因的表达，采用光电镜技术观察心肌超微结构的变化，同时观察外周血心肌酶、超氧化物歧化酶、丙二醛、内皮素、降钙素基因相关肽等水平，结果表明心肌缺血预适应及温心胶囊预处理对心肌缺血再灌注损伤具有肯定的保护作用，其保护心脏作用主要表现在缩小心肌梗死范围、抗缺血再灌注心律失常、改善心肌收缩和舒张功能、减轻心肌超微结构损伤，调节心肌生化物质及生物活性物质的生成和释放。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。