随牵伸速率的增大，LDPE相结晶度出现先增加后减小的变化，晶体缺陷增多。
The crystallinity of LDPE increased firstly and decreased later and the crystal defects might increase as drawing rate increased.
实验表明：随着油水比的增大，液体的体积模量也是先增大后减小。
Experiments show: Liquid bulk elastic modulus is increased and then decreased with the increase of ratio of oil to water.
随着煤粉的输送流量的增大，固气比先增大后减小。
With increase of mass flow rate, solid-gas ratio increases first and then decreases.
在相同的实验条件下，卷烟的自由燃烧速度随助燃剂添加量的增加呈先增大后减小的变化规律。
The static burning rate of cigarette is first increased, continuously come up to a "peak value", and then let up while the dosage of burning accelerant is increased.
研究结果表明，聚合物涂膜的拉伸强度随UPA和EGDMA用量的增加均呈现先增大后减小的趋势；
The experimental results show that the tensile strength of emulsion films firstly increases and then decreases with the increase of the UPA and EGDMA dosages.
中间转速下积聚模态峰值粒径随负荷增大先增大后减小，高转速下积聚模态峰值随负荷变化无明显变化。
The number concentrations of nuclei mode increase with the increase of load at high engine speed, and the number concentration of nuclei mode varies little with load at middle engine speed.
拉伸强度呈下降趋势，而拉伸断裂伸长率以及冲击韧性则呈先增大后减小的变化趋势，弯曲性能对温湿度交变的环境不敏感。
Tensile strength decreased, while the tensile break extension percentage increased first and then decreased, flexural properties was not sensible to the changing humiture.
通过对石油焦燃烧过程中不同燃尽率焦样的比表面积和孔容积的测定，表明石油焦的比表面积和孔容积先增大，后减小到一定数值，最后再增大。
According to measurements, the specific pore surface area and pore volume of petroleum coke (PC) during combustion were found to: first increase, then decrease and increase again.
干缩试验结果表明：随着失水率的增加，二灰稳定土的干缩系数先增大后减小。
Dry-shrink tests show that the dry-shrink coefficient firstly increases, then decreases with the increment of the increment of the water loss rate.
复合相变材料用量不充足时，相变潜热占主导作用，增加孔隙率将使电池温度先增大后减小。
Moreover, when the dosage of composite PCM is not enough, battery temperature increases first and then decreases with increase of porosity, when the phase change latent heat plays a dominant role.
结果表明，随着铬含量的增加，复合材料的密度和抗弯强度先增大后减小，硬度逐渐升高。
The results show that with the increase of cr content, the flexural strength and density of the composite increases first and then decreases, the hardness improves.
结果表明：随着温压温度、压制时间以及保压压力的提高，黏结复合磁体的磁性能呈现先增大后减小的趋势。
The results show that the magnetic properties firstly increase and then decrease with the increase of temperature, pressure and time.
大豆异黄酮的OD538值先增加后减小，而葛根异黄酮的OD538值随烤制时间的延长而增大。
OD538 values of the soy Isoflavones firstly increased and then decreased, but OD538 values of the pueraria isoflavones with the increase of baking time.
由于负摩阻力的作用，桩身轴力随着深度的增加先增大后减小，桩侧摩阻力沿深度呈非线性变化。
The axial force of piles first increases with the depth and then decreases. The variation of negative skin friction with the depth of piles is nonlinear.
其中鹅对玉米豆粕型和玉米豆粕麸皮型饲料的代谢能值随强饲量的增加而增大，而对玉米豆粕苜蓿粉型饲料的代谢能值随强饲量的增加呈先增大后减小的趋势。
With the increasing of feed input, the me values of corn-soybean meal diet and corn-soybean-wheat bran meal diet increased, but that of corn-soybean meal diet increased at first and then decreased.
双排气膜孔出流对换热的增强效果随孔排距的增加先增大后减小，在孔排距为10D时最大。
The heat transfer enhancement increases and then decreases with the increase of the distance between rows, and is highest when the distance between rows is 10D.
高吸水纤维的吸液倍率随丙烯酰胺用量的增加先增大后减小，丙烯酰胺用量为单体重量的25％时吸液倍率最大；
The absorbency increased first and reduced then as the content of AM increased, it got the maximize when the content was 25% of monomer.
结果表明：当锥角固定时，冲量和冲量耦合系数随无量纲因子先增大后减小，极大值对应的无量纲因子仅与气体比热比相关；
The results show that, impulse and impulse coupling coefficient firstly increase and then decrease with the augment of the dimensionless factor when cone angle is fixed;
结果表明：随渗透率级差的增大，残留聚合物再利用提高采收率幅度先增加后减小；
The results indicate that with the permeability ratio increases, the enhanced recovery rate of residual polymer reutilization presents a first increases and then decreases trend;
在下垫面一致的黄土区，高含沙水流的发生频率随站点面积的增大先增大后减小。
Based on the data of stations in the Loess area of the study area, it has been found that the frequency increases with the drainage area to a peak, then declines.
立管压力波动幅度随气相折算速度的增大先增大后减小；
The pressure fluctuation of the riser first increases then decreases with the superficial gas velocities;
研究表明：钢渣微晶玻璃主晶相为透辉石，晶化时间延长导致晶体长大、晶相含量增多， 抗弯强度先增大后减小。
The results show that the dominant crystalline phase is diopside. With the increasing of time, crystal percentage and crystal size of the glass-ceramics are increased…
研究表明：钢渣微晶玻璃主晶相为透辉石，晶化时间延长导致晶体长大、晶相含量增多， 抗弯强度先增大后减小。
The results show that the dominant crystalline phase is diopside. With the increasing of time, crystal percentage and crystal size of the glass-ceramics are increased…
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