最佳含量的英文
desired content
例句与用法
更多例句： 下一页- These additives have no adverse effect on the properties of the coating , and the optimum contents of them are : hydrophobic additive 6 % , sepiolite 6 % and expanded pearlite 3 %
在该材料中疏水添加剂的最佳含量为6 ，海泡石最佳含量为6 ，膨胀珍珠岩的最佳含量为3 。 - ( 3 ) studying the effect of wollastonite content on performances of composite material , we can find out that the optimum content of wollastonite is 30 % , with the content continues to rise , the performances fall accordingly
( 3 )硅灰石含量对复合材料性能的影响实验表明，硅灰石在pp中的最佳含量为30 ，随着硅灰石含量的继续增加，其机械力学性能随之下降。 - Experiments show the optimum content of pyrophyllite and dolomite is 30 % ; in contrast to original bond , the refractory point of bond is reduced by 55 , the average coefficient of thermal expansion is reduced by 30 % and flexural strength and shock strength of grinding tool are increased by 27 % and 22 % respectively
通过实验发现：叶蜡石和白云石最佳含量为30 % ，与原结合剂相比，结合剂耐火度降低了55 ，平均热膨胀系数降低了30 % ，磨具抗折强度提高了27 % ，磨具抗冲击强度提高了22 % 。 - In this thesis we have studied the toughening and strengthing modifications of polypropylene ( pp ) by nano - particle such as cac03 ) si02 and ti02 . the performance of modified polypropylene and the modifying mechanism have been introduced . we have also explored the furthest dosage of titanate coupling agent in cac03 / pp and the influence of coupling agent to the composites by the determination of the mechanical properties
本课题主要研究纳米caco _ 3 、 sio _ 2和tio _ 2粉体改性聚丙烯( pp )后材料的力学性能及其增强机理，同时还对钛酸酯偶联剂改性纳米caco _ 3粒子的最佳含量以及偶联剂的加入对复合材料的力学性能的影响进行了研究，并对纳米caco _ 3粒子和微米caco _ 3粒子分别填充pp的力学性能进行了比较分析。 - The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer , thickness of active layer 0 . 15 - 0 . 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer , employing na2so4 as pore - making agents , thickness 0 . 35 - 0 . 45mm , colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200
确定了制备空气电极的优化工艺条件，催化层中ptfe含量约20 ， mno _ 2的最佳含量约为20 ，催化层中活性炭和乙炔黑的比例为4 ： 1 (质量比) ，厚度在0 . 15 - 0 . 25mm之间。防水透气层中ptfe的含量约为60 ，以无水硫酸钠作为造孔剂，厚度一般为0 . 35 - 0 . 45mm 。电极各层采用催化层/防水透气层/集流体的排布方式，冷压成型，热处理对空气电极的性能影响较大，热处理温度不低于200 。
