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approximate amount相关的网络例句

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The aerobic bacteria andtotal microorganism were the highest in autumn and the lowest in winter;Theactinomycetes was the highest in spring and the lowest in winter;The rhizospherefungi was the highest in autumn and the lowest in winter, the non-rhizosphere fungi was the highest in spring and the lowest in winter.The average microorganism"s R/Sof four seasons in Eucalyptus grandis plantation is 1.40,the aerobic bacteria"s averageR/S of four seasons is 1.40,the actinomyeetes"s average R/S of four seasons is 1.40,thefungi"s average R/S of four seasons is 1.41.The uprightness distribution rule ofrhizosphere and non-rhizosphere soil microorganism in Eucalyptus grandis plantationwere the same,the trend is surface layer(0-20cm)>middle layer(20-40cm)>underlayer(40-60cm).Compared with the amount of microorganism in 2004, the amount ofmicroorganism in 2006 had a definite drop.

好气性细菌及微生物总数量秋季最高、冬季最低;放线菌数量春季最高、冬季最低;真菌数量根系土壤秋季最高、冬季最低,根外土壤春季最高、冬季最低;巨桉人工林三大类微生物四季的平均R/S值1.40,好气性细菌四个季度平均R/S值1.40,放线菌四个季度平均R/S值1.40,真菌四个季度平均R/S值1.41;巨桉人工林两样地根系与根外土壤微生物垂直分布规律一致,土壤微生物三大类及微生物总数量的垂直变化总的趋势是表层(0~20cm)>中层(20~40cm)>下层(40~60cm);相比较2004年土壤微生物数量,2006年三大类数量及微生物总数均有一定程度的下降。

As for beamless slabs with the same amount of prestressed reinforcement and non-prestressed reinforcement but different reinforcing ways, the bearing capacities are considered to be the same according to former experiment results. Based on this point, the arrangement of tendons is considered to be arbitrary by equivalent frame method as long an the amount of tendon is unchangeable.

对于仅预应力筋布置方式不同,而配有相同数量的预应力筋及非预应力钢筋的无梁板,以往的试验结果和理论分析揭示了它们具有相同的极限承载能力,很多人依据这一结论,认为只要保证了无粘结预应力筋的总量,其布置方案可以是任意的,因此采用等代框架法计算、设计预应力筋。

Results NGF and its mRNA were localized in chondrocytes in the sclera, especially in the binucleate cell. In NGF and its mRNA respectively, the amount of the positive cells in the occluded eyes was significantly higher than that of the control eyes (P.05). In NGF F(subscript DG=20.556, P.001 or in its mRNA F(subscript DG=25.520, P.001, the amount of the positive cells among the occluded groups or the control groups was significantly decreased along with the time.

结果 NGF蛋白及其mRNA均表达於巩膜的软骨细胞中尤其在双核细胞中;两者在各时间段遮盖眼巩膜中阳性细胞数均明显高於对照组(P.05);免疫组织化学F(下标 DG=20.556 P.01和原位杂交F(下标 DG=25.520 P.01在对照组各组间阳性细胞的表达数目随时间变化明显下降。

The factors which affect the average molecular weight of the polymer of AM and DMDAAC were investigated. The optimal reaction conditions are as follows: the concentration of monomer AM was 30%, while DMDAAC was 5%; the reaction temperature was 30℃, the amount of initiators at the low temperature stage was 0.05‰(compared to the weight of the monomers joining the polymerization), while V-50 was 0.025‰, the weight ratio of potassium persulphate to sodium bisulphite is 1:1, the amount of carbamide was 40‰, and complexing agent was 0.05‰, besides, aerate nitrogen gas for 8min, then the high molecular weight polymer (M=1.217×10^7) could be got after 16h reaction.

研究了影响AM与DMDAAC共聚物的平均分子量的因素,得到了优化条件为:单体浓度为30%,DMDAAC与AM摩尔比为5:95,聚合温度为30℃,低温段引发剂用量为0.05‰,K2S2O8与NaHSO3质量比为1:1,偶氮二异丁基脒盐酸盐(V-50)用量为0.025‰,尿素用量为40‰,乙二胺四乙酸二钠(EDTA-2Na)用量为0.05‰,在此优化条件下聚合反应16h后得到分子量为1.217×10^7的阳离子型聚丙烯酰胺。

For the purpose of research on relationship between liquid crystal phenomena and blood compatibility, the propionic, n-butyric esters of hydroxypropyl cellulose were prepared with hydroxypropyl cellulose and propionyl chloride/ butyryl chloride. The reaction conditions and phase behavior have been studied. The results show that the reaction time, temperature and amount of propionyl chloride have effect on content of propionyl, and the amount of proionyl chlorideis more obvious than the other factors.

液晶态的血液相容性是目前抗凝血材料研究的一个新领域,本文是在一系列液晶态材料血液相容性研究的基础上以羟丙基纤维素和丙酰氯为原料合成羟丙基纤维素丙酸酯和羟丙基纤维素丁酸酯两种液晶高分子化合物,并对其合成条件和相变行为进行了研究,结果表明:反应时间、反应温度和酰氯的用量均对产物中的酰基含量有影响,其中以酰氯用量影响最为明显。

They found that the amount of fat a person had deposited around organs and in between muscles had a direct correlation to the amount of hard, calcified plaque they had.

他们发现,金额发一个人交存了周围的器官和肌肉之间的( nonsubcutaneous发)产生了直接的相关金额的努力,钙化斑块他们。

Compared with the Epoxy resorcinol-formaldehyde resin pretreatment system and Maleic anhydride pretreatment system developed by Xusigui, the 40% carbolated styrene-butadiene latex system can keep the composite"s properties and reduce the cost of pretreatment and simplify the pretreatment technology; especially to the HST 2073 latex system, the composite"s mechanics properties are improved greatly. Secondly, the composite"s comprehensive properties and interface performance are improved by reinforced with short fiber grafted with rubber in the surface. Thirdly, to simplify the production technology of composite, we add TKM-M and RF-90 as adhesive agent to the composite blended in an internal mixer, so as to the composite can be used to industry widely, then the effect of the amount adhesive agent on the composite"s properties and interface adhesive performance was studied, from the experiments the optimum amount of adhesive agent was deduced.

其中采用特软羧基丁苯胶乳预处理短纤维的方案,降低了预处理成本,相对许泗贵的低分子环氧和马来酸酐体系来说,预处理工艺大大简化了,而材料的力学性能保持良好,尤其是 HST 2073A 胶乳预处理体系,力学性能有较大幅度的提高;第二,通过对尼龙短纤维表面进行接枝橡胶分子链预处理,改善了复合材料的界面粘合性能,复合材料的综合性能也得到了相应的提高;第三,为了简化复合材料的生产工艺,使复合材料的应用得到工业化推广,我们选用TKM—M和RF—90长效增粘剂,直接加入短纤维橡胶复合材料中,采用密炼工艺,探讨了增粘剂的用量对复合材料界面粘合以及性能的影响,得出了增粘剂在复合材料中的最佳用量。

The components were calculated with normalization method and compared with the references. Result: 68 compounds have been identified; comparing with the water decoction, the amount of fatty acids was decreased while the amount of terpenes was increased; at the mean while, carene and pinene which were abundant in single herb were not detected.

结果:从YL2000醇提制剂中初步分离鉴定了68个成分;同水煎剂相比,醇提制剂提高了挥发油的得率,去除了大量脂肪酸类成分,但保留了水煎剂中的88%的萜类成分,并将其含量提高了约6倍;同单味药材相比,醇提制剂和水煎剂均富集了萜类成分而大大降低了蒎烯和蒈烯类成分的含量。

The amount of drainage in 1998-1999 was caudated by the equation, the average was 149.4mm, the maximum value was 197.5mm and the minimum was 93.1mm, coefficient variability was 2.9%. The average amount of drainage in 1999-2000 was 286.4 mm, the maximum value was 391.9 mm and the minimum was 193.9 mm, the maximum value was two times than minimum value, and CV was 6.4%.

通过上面建立的关系式,计算得到了1998-1999年10个小区的渗漏量,其平均值为149.4mm,最大值为197.5mm,最小值为93.1mm,变异系数为2.9%。1999-2000年的渗漏量平均值为286.4mm,最大值为391.9mm,最小值为193.9mm,最大值约是最小值的2倍,变异系数为6.4%。

To be different from the already chloromethylation catalyst, it has a certain amount of moisture wet, which will not produce huge amounts of doughtic cancerogenic chloromethyl methyl ether during and after the reaction.4,4\'-bisbiphenyl, 1,4-bisbenzene, 1,4-bis(chloro- methyl)-2,5-dimethylbenzene, 1,5-bis-2,4-dimethylbenzene, 4-(chlor- omethyl)-1,2-dimethylbenzene, 1,2-bis-4,5-dimethylbenzene, 5,8-bis-1,2,3,4-tetrahydronaphthalene, 3,3\',5-tris-4,4\'-bisbiphenyl and 3,3\', 5,5\'-tetrakis-4,4\'-bisbiphenyl were synth- esized by using this new catalyst. Results indicated that when the reaction temperature was 55~60℃, the reaction time was 12h, the catalyst which consists of the concentration of 80%H_2SO_4, HAc and Lewis acid, the amount of Lewis acid 0.15 mol(nLewis:nbiphenyl=1.5:1), yield of biphenyl chloromethylation product 4,4\'-bis(chrolomethylbiphenyl can reach a maximum 85%.

采用这种催化体系完成了4,4′-二氯甲基联苯、对二氯甲基苯、1,4-二氯甲基-2,5-二甲基苯、1,5-二氯甲基-2,4-二甲基苯、4-氯甲基-1,2-二甲基苯、1,2-二氯甲基-4,5-二甲基苯、5,8-二氯甲基-四氢萘、3,3',5-三氯甲基-4,4'-二甲基苯和3,3',5,5'-四氯甲基-4,4'-二甲基苯的合成,结果表明:在反应条件为:反应温度55~60℃,反应时间12h,选择80%H_2SO_4、冰醋酸和Lewis酸为催化剂,反应最佳反应Lewis酸用量是0.15mol(和原料比为1.5:1),反应效果最好,联苯氯甲基化产物(4,4′-二氯甲基联苯)收率为85%;在反应条件为:反应温度70℃,反应时间8h,80%H_2SO_4、冰醋酸和Lewis酸为催化剂,反应最佳反应Lewis酸用量是0.1mol(和原料比为1:1)时,反应效果最好,苯的氯甲基化产物收(来源:ABd0C论文eded网www.abclunwen.com)率为75%;在反应条件为:在反应条件为:反应温度40℃,反应时间10h,60%H_2SO_4和Lewis酸为催化剂,反应最佳反应Lewis酸用量是0.1mol(和原料比为1:1)时,反应效果最好,对二甲苯氯甲基化产物(1,4-二氯甲基-2,5-二甲基苯)收率为78.5%;在反应条件为:反应温度35℃,反应时间10h,60%H_2SO_4、冰醋酸和Lewis酸为催化剂,反应最佳反应Lewis酸用量是0.1mol(和原料比为1:1)时,反应效果最好,间二甲苯氯甲基化产物(1,5-二氯甲基-2,4-二甲基苯)收率为81.5%。

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如果你没有,和OS X刚刚启动通常,没有恐惧。

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我只想保存好我们的一切

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你知道,没有像~者有指数的进步。