grooved oil scraper ring,slotted oil control ring

A new design method for large cross-section blade-like ultrasonic plastic welding horns with slots is pre-sented,and relative experiments have been done to validate this method.

提出了一种大尺寸长条形超声塑焊开槽焊头的设计方法,并对其进行了实验验证。

By embedding a C-shaped slot in the resistance-loaded annular-ring microstrip antenna,we design a compact dual-frequency microstrip antenna in this paper.

在对环形微带天线进行电阻加载实现天线小型化的基础上,通过对环形天线的C形开槽,实现了天线的双频带工作。

Study on grooving and joint grouting technology of asphalt pavement;

沥青路面开槽灌缝技术研究

Based on the analysis of the property of long light-weight building panel wall, slotting plan and tests of mechanics , the paper discusses the technique of hiding pipes and wires in long light-weight building wall.

在轻质条板性能分析、开槽方案比较及其力学性能试验的基础上，对轻质条板墙体暗管、线的安装技术进行了讨论，并提出了暗管、线埋设的原则，供有关工程枝术人员参考。

Different methods of slotting and performancing are tested for comparison.

对以陶粒或膨胀珍珠岩等为轻集料的配钢筋轻质砼空心条板、钢筋微泡空心砼条板、耐碱纤维网布增强低碱度水泥空心条板，以及纤维水泥面板夹芯的实心复合条板进行了不同的开槽、受力方案的比较试验，并得出了相关的规律。

Dual porous model for boiling heat transfer on porous surfaces with vapor channels;

带开槽结构的多孔表面沸腾换热的双孔隙模型

Boiling heat transfer on porous coated surfaces with vapor channels was investigated experimentally to determine the effects of the size and density of the vapor channels on the boiling heat transfer.

本文报道了开槽密度对R11在烧结多孔表面池沸腾换热性能影响的实验研究。

cutting slot) is used together with this method.

提出了一种加短路针来减缩微带天线散射横截面(RCS)的新方法,同时介绍了减缩RCS的另一种方法———开槽法以及这两种方法的综合应用。