1) film thickness gradient
膜厚梯度
2) thickness-gradient membrane
厚度梯度膜
1.
By immersion precipitation method,polyetherimide(PEI) flat sheet membranes and PEI thickness-gradient membranes were prepared with PEI/N-methyl pyrrolidone(NMP)/γ-butyrolactone(GBL) casting solutions and coagulant water.
以聚醚酰亚胺(PEI)为制膜材料、N-甲基吡咯烷酮(NMP)为溶剂、γ-丁内酯(GBL)为弱非溶剂以及纯水为凝胶剂,采用浸没沉淀法制备了系列平板膜和厚度梯度膜,考察了GBL的存在对铸膜液黏度、平板膜及厚度梯度膜结构的影响。
3) thickness gradient
厚度梯度
1.
Formation of the film-thickness gradient for films deposited in a gradient magnetic field.;
梯度磁场中薄膜厚度梯度的形成机理
2.
A novel criterion,namely,thickness gradient criterion for predicting forming limit diagram(FLD) was presented.
介绍一种预测薄板成形极限的新准则——厚度梯度准则,该准则基于薄板颈缩时沿垂直于颈缩方向的厚度梯度分布存在极值RC。
3.
Thickness distribution and thickness gradient distribution of sheet metal ST14 tensile samples are gained by experiment,thus the onset of necking can be determined by these two types of distributions.
对ST14钢板单向拉伸试件断口处的厚度进行了测量,获得其厚度分布和厚度梯度分布。
4) gradient of thickness variation
变厚梯度
1.
Furthermore,thickness,gradient of thickness variation and curvature radius have strong correlation to delamination and void,and abrupt thickness zone also results in rich resin appearance easily.
结果表明,复合材料构件厚度过薄(<1mm)或过厚(>5mm)、变厚梯度突变以及曲率半径过小(<2mm)将增大缺陷产生的比例;厚度变化、变厚梯度和曲率半径变化均会产生分层和孔隙,变厚梯度区最易产生富脂。
5) lubricant film thickness
油膜厚度
1.
This paper had got overall introduction on many measurement technologies and detecting methods of lubricant film thickness, and on their disadvantages and application status in that of thrust bearing.
较为全面、系统地介绍了润滑油膜的测量技术和各种检测方法的特点与不足,以及在推力轴承检测中的应用情况,这对于更好地进行推力轴承油膜厚度的检测有一定的参考价值。
6) oil film thickness
油膜厚度
1.
The influence of oil film thickness variation on workpiece gauge control in rolling process is analyzed.
分析了轧制过程油膜厚度变化对钢板厚度控制精度的影响,基于油膜厚度Reynolds计算公式,借鉴轧辊调零计算轧机弹跳的想法,提出相对油膜厚度的计算方法,并在轧机上进行数据采集,得到油膜变化的实测值,通过弹跳曲线的平移处理,得到最终的油膜变化曲线,根据该曲线可很方便地确定模型的结构并拟合出模型系数。
2.
In order to analyze the influence of oil film thickness of back-up roll dynamic oil film bearing in tandem cold rolling on strip thickness and to improve the AGC accuracy,oil film thickness experiment was done.
为了分析冷连轧机支撑辊动压油膜轴承的油膜厚度变化对带钢厚度的影响,提高轧机AGC精度,进行了油膜厚度测试实验。
3.
The hydrostatic slide’s principle,characteristic,classification,applicable situation were introduced,and the effect factors for slide design ,including load capacity,oil film rigidity,oil film thickness as well as slide clearance were analyzed.
介绍了液体静压导轨工作原理、特点、分类及适用场合 ,分析了承载能力、油膜刚度、油膜厚度以及导轨间隙等静压导轨设计的影响因素。
