变化性的

The characters could be defined as 12 combined types based on that on the sides of the head and pectoral fin. The secondary sexual characters are of diversity, and might vary among different species or within same species from different river system or even from the same rivers.

高原鳅的雄性第2性征具有多样性，不同种类的雄性第2性征可能存在差异，分布在不同或相同水系的同一种类的个体间雄性第2性征也可能发生变化。

In the case of electrostatic business card printing and membership card preparation of digital business card printing and membership card-making machine, photocopying machines or desktop business card printing and membership card making machine is the most common, and on this kind of business card printing and membership card equipment requires a paper in temperature and humidity of the environment and good dimensional stability, low flexing and low wrinkle, also requires appropriate crocking, surface conductivity, adequate stiffness, and business card printing and membership card number in the process of making paper or dust.

如利用静电制卡和会员卡制作原理的数字化制卡和会员卡制作机、复印机或台式制卡和会员卡制作机最为普遍，对这类制卡和会员卡制作设备就要求纸张在温湿度变化的环境下，有良好的尺寸稳定性、低挠曲性及低起皱性，同时还要求有适当的耐磨擦性、表面导电性、足够的挺度，而且在制卡和会员卡制作过程中少掉纸毛或灰尘。

The effects of racemate initial concentration, volume ratio of surfactant to organic solvent, pH value in internal or external phase, pH gradient from external to internal phase, ligand metallicion and system temperature on the performances of chiral separation were discussed.

摘 要：研究在含有Cu2+和N-n-十二烷基-L-脯氨酸手性配体的乳状液膜体系中手性萃取分离氧氟沙星对映体的效果，以及外消旋体的初始浓度、表面活性剂与有机溶剂的体积配比、内外水相pH值、从外水相到内水相pH值梯度变化以及配位金属离子与体系温度对液膜手性分离性能的影响。

Results show that there are multi-time scale periodic variations in AOI, the temperature and precipitation in Northwest China with significant syntonic periods of qausi-3 a between AOI and the precipitation, while the multi-time scale correlations between AOI and the temperature are quasi-2 a, 3-5 a and about 8-11 a with the strongest coherency in 8-11 a syntonic period. The influence of AO on temperature is more remarkable than that on precipitation in Northwest China for the interaction of their interdecada1 variation.

结果表明，AOI、西北地区降水和气温变化都存在着不同尺度的周期振荡，西北地区降水与AOI之间存在准3 a尺度的显著共振周期，而AOI与西北地区气温变化的多时间尺度相关表现为准2a、3~5 a和8~11 a左右的显著相关振荡且以8~11 a共振周期的凝聚性最强；AO对西北地区气温变化的影响比对降水的影响更显著，与其年代际尺度的相互作用有关。

Based on the absorbance change of indicators with the concentration of hydrogen ion released from the enzyme-catalyzed reaction, a convenient colorimetry method is established for the assay of acidic phospholipase 〓 and glycogen phosphorylase b Brilliant yellow and bromothymol blue are chosen as indicators for assays of acidic phospholipase 〓 and glycogen phosphorylase b by following the absorbance changes at 495 nm and 615nm respectively The method is simple, sample-saving, sensitive and valid for a wide range of enzyme concentrations.

为了研究糖原磷酸化酶的激活动力学和酸性磷脂酶〓的复性过程，我们根据酶催化反应中释放氢离子浓度的变化引起相应的指示剂的光吸收发生变化的原理，建立了一种简捷的比色法，用于测定酸性磷脂酶〓和糖原磷酸化酶b的活性。选用亮黄和溴麝香草酚兰分别作为酸性磷脂酶〓和糖原磷酸化酶b测活的指示剂，在495 nm和615 nm处检测二者的光吸收值的变化，可以测定酶活。本方法的优点是，可在比较宽的酶浓度范围内进行活力测定，而且操作简单、节省样品、灵敏度高。

With the increase of feeding frequency, the specific growth rate in wet weight for juvenile gibel carp increased significantly, and the apparent digestibility of protein and energy increased significantly while the apparent digestibility of dry matter showed no obvious variation.

随着投喂频率增加，异育银鲫幼鱼的湿重特定生长率显著增加，饲料蛋白质和能量的表观消化率显著性增加，而干物质的表观消化率没有显著性变化；投喂频率对异育银鲫幼鱼的生长分化、存活率没有显著性影响；异育银鲫幼鱼的最佳投喂频率为24m/d

This research determines the change that analysed patient of mobile sex tuberculosis to treat around CRP, medium clinical import is evaluated in order to discuss CRP in phthisical curative effect. 1.1 average data choose 1 data and method to come from January 2005 August 2007 the patient of mobile sex tuberculosis of my courtyard be in hospital 120, all case of illness all combine the phlegmy smear, diagnose such as germiculture according to sternum of line of clinical expression, X or bosom CT, the tuberculosis that chooses case of illness to all accord with China cure to learn tuberculosis to learn branch to make is diagnosed and treat a guideline [2] , 120 all are patient of mobile sex tuberculosis is treated first, male 78, female 18 ～ is 73 42; age years old, average age (40 ± 6) year old. 1.2 methods are all patient early morning is hollow vein collects blood, the United States is used after detached serum elegant earth up Ci8200 full automatic biochemical analyzer determines, use scattering immunity to determine than chaotic law serum CRP level, and determine at the same time red blood cell sedimentations rate , bacterium of phlegmy n/med tuberculosis is checked of education of n/med tuberculosis bacterium...

本探究测定分析了活动性肺结核患者治疗前后CRP的变化，以探索CRP在肺结核疗效评估中的临床意义。1资料和方法1.1一般资料选自2005年1月至2007年8月我院住院的活动性肺结核患者120例，所有病例均根据临床表现、X线胸片或胸部CT结合痰涂片、细菌培养等确诊，所选病例均符合中华医学会结核病学会分会制定的肺结核诊断和治疗指南[2]，120例均为初治活动性肺结核患者，男78例，女42例；年龄18～73岁，平均年龄(40±6)岁。1.2方法所有患者清晨空腹静脉采血，分离血清后采用美国雅培Ci8200全自动生化分析仪测定，采用散射免疫比浊法测定血清CRP水平，且同时测定红细胞沉降率，痰结核菌检查。。。

The protein had the same antigenicity as IgG, and the change of the protein had the same tendency as SHP-2, which was higher in canceration groups than in uncanceration groups and control groups in thymus cells, but there weren't significant change in bone marrow cells;⑧ The change law of the expression of SHP-1 and SHP-2 during γ-ray induced malignant transformation in BEAS-2B cell is that the expression of SHP-1 was increased synchronistically with malignant transformation of cell, and the expression of SHP-2 didn't have significant correlation with malignant transformation of cell.

癌变组胸腺细胞中SHP-2 mRNA编码PTPase催化区的700～1096bp间可能出现甲基化；⑦癌变组的胸腺细胞中存在一相对分子质量约为55×10〓的蛋白质，它与IgG具有相同的抗原性，其表达量的变化趋势与SHP-2的蛋白表达变化趋势基本一致，即在胸腺细胞中明显高于对照组及未癌变组，但在骨髓细胞中对照组高于癌变组；⑧SHP-1、SHP-2在γ射线诱发的BEAS-2B细胞恶性转化过程的变化规律：SHP-1蛋白表达量的升高与细胞的恶性转化在时间上基本一致，而SHP-2蛋白表达量与恶性转化无明显关系。

As a kind of important raw material of protein,effects of high intensity pulsed electric fieldson the functional properties of egg albumen were studied.Results showed that solubility of egg albumen decrease when the pulsed electric fields intensity is more than 35 kV/cm.Emulsibility,foam capacity and hydrophobicity of egg albumen increase with the increase...

结果表明：蛋清蛋白的溶解度在脉冲电场强度大于35kV/cm时下降；蛋清蛋白的乳化性、起泡能力、泡沫稳定性及疏水性先随脉冲电场强度增加而增大，但当脉冲电场强度大于30kV/cm后，蛋清蛋白的乳化性、起泡能力、泡沫稳定性及疏水性下降；随着脉冲电场数的增加，蛋清蛋白的溶解度、乳化性、起泡能力、泡沫稳定性及疏水性变化不显著。

This article deals with the aesthetic education in the teaching of Chinese in high school on the basis of aesthetics, education science and psychology and the characters of teaching language as a tool, its humanism and aesthesis .

本文以美学、教育学和心理学理论作为理论依据，以语文教育的工具性和人文性、审美性为前提，来探讨中学语文教学的审美教育。首先阐述&审美教育&的发展历程以及发展变化的特点，明确了审美教育的内涵。

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。