1) degree of shear
摩擦度
2) Friction sensitivity
摩擦感度
1.
Effect of particle size of RDX on impact sensitivity and friction sensitivity is systematically studied.
系统研究了RDX粒度对撞击感度和摩擦感度的影响,实验测试的RDX平均粒径为1。
2.
To compare the properties of superfine RDX with common industrial RDX, and those of granulated superfine RDX with granulated industrial RDX, the impact sensitivity,friction sensitivity, brisance were tested in the same condition.
采用纯超细RDX与工业RDX ,以及以超细RDX和工业RDX为主体、采用相同配方和制备工艺制取的高分子粘结炸药对比的方式 ,在相同的实验条件下 ,对撞击感度、摩擦感度、爆轰感度进行了测试和研究 ,得出超细RDX无论是纯品还是高分子粘结炸药 ,其撞击感度、摩擦感度均低于工业RDX ,而爆轰感度优于工业RDX的结论。
3.
The results of sensitivity tests show that the nano-LaCoO_3 makes the impact sensitivity and thermal sensitivity of these explosive mixture decrease and the friction sensitivity of the mixture increase.
结果表明,纳米LaCoO3对含有AP的RDX基爆炸混合物的热分解具有一定的催化作用;纳米LaCoO3使RDX基混合炸药的撞击感度和热感度降低,摩擦感度增大。
3) friction velocity
摩擦速度
1.
Abrasion property was mainly investigated for the particulates reinforced metal matrix composites(PR MMCs) under different friction velocity.
研究了颗粒增强铁基复合材料(PRMMCs)在不同摩擦速度下的性能。
2.
The threshold friction velocity of oasis surface is greater than that of Gobi surface at natural condition, and the vertical dust flux of oasis surface is nearly 10 times smaller than that of Gobi surface because of the difference of the land-surface characteristics such as particle size distribution, plant vegetation and surface soil moisture content and so on, but whe.
研究表明,在自然状态下,由于地表土壤的粒子尺度分布特征、植被覆盖度及地表土壤水分含量等下垫面特征不同,绿洲地表风蚀起沙的临界摩擦速度要大于戈壁地表,其垂直尘粒通量(风蚀起沙率)比戈壁地表小将近一个数量级;但考虑人为的翻耕作用时,绿洲地表风蚀起沙的临界摩擦速度可能会减小一半以上,其垂直尘粒通量也将增加大约一个数量级,甚至比戈壁地表还要大。
3.
The results show that,compared with the fraction velocities directly measured by eddy-covariance method in different wind-sea/swell regimes,all parameterization schemes estimate friction velocity in pure wind sea regime better than those in both crossing swell and counter swell regimes.
利用前人给出的表面波浪动力试验中的部分观测资料,通过六种不同的湍流通量参数化方案,分别计算了不同海面波浪状况所对应的摩擦速度。
4) crocking fastness
摩擦牢度
1.
properties after washing (shade, strengths, crocking fastness etc.
通过对色布清洗后的色光、强力、摩擦牢度等物理性质的测试以及与常规高温清洗工艺比较后,找出最佳洗涤工艺:(1)配方,洗染色涤纶布时,清洗剂用量为1￣2g/L,纯碱2g/L;洗染色涤/棉布时,只要用清洗剂,其用量为1g/L;(2)工艺流程,节能清洗剂洗涤(70℃,20min),热水冲洗(2min)、冷水冲洗(1min)。
5) rubbing fastness
摩擦牢度
1.
With regard to poor wet rubbing fastness of cotton fabric with reactive dyes, in this paper, through macromonomer radical copolymerization, water polyurethane-acrylate(PUA) hybrid latexes were synthesized by toluene-2,4-diisocyanate(TDI), polyethylene glycol 1000,dimethylol propionic acid (DMPA), methyl acrylate (MA) and so on as a novel fixing agent.
本文针对活性染料湿摩擦牢度较低的缺点,以甲苯-2,4二异氰酸酯(TDI)、聚乙二醇(PEG1000)、二羟甲基丙酸、三乙胺、丙烯酸酯等为原料,通过溶液自由基共聚制备了水性聚氨酯-丙烯酸酯共聚乳液作为固色剂。
6) rubbing strength
摩擦强度
1.
The results show that the LC order parameter on the surface of the alignment layer increases with the rubbing strength, and consequently goes to saturation.
利用红外二向色性吸收实验,定量分析了不同摩擦强度的取向处理后取向膜表面的液晶分子取向度。
2.
For the branchless polyimide,the pretilt angle increased with increasing rubbing strength.
实验结果表明，摩擦强度是影响液晶预倾角的主要因素。
3.
We got the reflective cholesteric LCDs reflective characteristic curves of their p states and fc states,then the effect of different rubbing strengths on alignment layers to contrast ratio was studied.
主要通过p态和fc态的反射特征曲线来研究取向层的摩擦强度对胆甾相液晶显示器件对比度的影响。
补充资料：摩擦学:滚动摩擦
滚动摩擦
两相互接触的物体有相对滚动或有相对滚动趋势时的摩擦。滚动摩擦的机理不同於滑动摩擦﹐它主要来源於滚动体在接触区域產生弹-塑性变形﹐在以接触点(或线)为中心的接触区内接触压力分布不对称﹐致使支承面的反力N 发生偏心﹐并產生摩擦力F (见图 滚动摩擦示意图
)。用表示法向反力N 到接触点的距离﹐根据力的平衡条件可得
式中为滚动体半径﹔为滚动摩擦係数﹐它的量纲为长度﹐其值与接触面的材料﹑粗糙度﹑温度和湿度等因素有关。
两相互接触的物体有相对滚动或有相对滚动趋势时的摩擦。滚动摩擦的机理不同於滑动摩擦﹐它主要来源於滚动体在接触区域產生弹-塑性变形﹐在以接触点(或线)为中心的接触区内接触压力分布不对称﹐致使支承面的反力N 发生偏心﹐并產生摩擦力F (见图 滚动摩擦示意图
)。用表示法向反力N 到接触点的距离﹐根据力的平衡条件可得 式中为滚动体半径﹔为滚动摩擦係数﹐它的量纲为长度﹐其值与接触面的材料﹑粗糙度﹑温度和湿度等因素有关。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条