The abrasion wear mechanism of Mn copper-nickel alloy matrix-cast chromium carbide composite was studied.

The physical wearing process of 20 + # steel by SBR is mainly resulted from the abrasion wear.

结果表明,20 # 钢被磨损的物理过程为磨粒磨损(微切削).

The wear mechanism under all test situations is abrasion wear and plough wear.

所有润滑条件下试样均以磨粒磨损或犁削磨损为主.

Due to extremely slow speed, should select a very fine abrasive powder to extract the coffee.

由于速度极慢, 应选取研磨得极细的咖啡粉来萃取.

The theory basis of abrasive powder analysis method and toll joint wear monitor method was introduced.

介绍了井口磨屑分析法和工具接头磨损检测法的理论依据.

The adhesion , micro-hardness and abrasive resistance of the film were tested.

测定了其结合强度 、 显微硬度及耐磨性能.

There are two ways for the abrasive particle movement relative to material's surface: sliding and rolling.

磨料颗粒相对于材料表面的运动方向上主要可分解为两种运动方式, 即 滑动和滚动.

The synthetic technology and conditions of phenolic resin as adhesive of abrasive belt were discussed.

本文讨论了砂带用酚醛树脂粘合剂的合成工艺和条件.

A special wide abrasive belt grinding facility is designed to be used in flat-part deburring belt.

设计了一种专用宽砂带磨削设备,用于平板类零件的去毛刺加工.

Product ground by grinding material with abrasive belt of grit 320 # to produce continuous grinding lines.

用粒度适当粒度的砂带拉丝成连续的线条.

Abrasive grain erosion is the basic wear form on the tapered liner in desilters and desanders.

磨粒侵蚀是除泥器和除砂器中锥套这一主要易损件产生磨损的基本形式.

Abrasive grain up only 30 % weight; its self-sharpening action is weaker, resulting in lower grinding efficiency.

磨粒只占总重的30%; 其自锐性弱, 因而磨削效率很低.

The abrasive grain is impregnated in nylon.

磨粒在尼龙中浸渍而成.

Dual cleaning action using a chemical and abrasive action formula.

通过化学和摩擦作用配方,提供双重清洁作用.

The fishermen have to keep abreast of changes in the weather.

渔民必须赶上天气的变化.

We must all times keep abreast of changing conditions.

我们必须时刻跟上形式的变化.

We must keep abreast of the latest development in this field.

我们要及时了解这一领域的最新发展.

We must at all times keep abreast of changing conditions.

我们在任何时候都要适应变化了的情况.

The farmer has to keep abreast of changes in the weather.

农夫必须赶上天气的变化.

Read the papers to keep abreast of what is going on.

要了解时事就读报吧.

It is difficult to keep abreast of the international situation these days.

当今要跟上国际形势是困难的.