angle of friction

In the paper, we make a concrete analysis about the influence of coat on mean angle of friction between tool-chip, cutting force and curling of chips on the basis of contrastive test of coated inserts and non-coated inserts.

在涂层和非涂层刀片切削比较试验的基础上具体分析了涂层对刀&屑摩擦角、主切削力和切屑卷曲的影响。

This text introduces the accurate calculation formula on the equivalent friction coefficient of V& belt drive according to Euler formula and a new Parameter-the direction angle of friction was brought in.

本文通过推导V带欧拉公式给出了计算V带传动当量摩擦系数的准确公式。并在公式中引入了一个新的参数&摩擦力方向角。

The results of the tests show that with compaction water content increasing, the compression deformation increases, the shear strength decreases and angle of friction also decreases.

试验表明：随压实含水量增大，粘土的压缩变形增加、抗剪强度降低；

At the angle of friction, this paper describes briefly the material requirements of each part of piston and analyzes and describes in particular the merits and demerits, metallographic structure, applied scope, improved techniques of aluminium alloy piston, cast iron piston and steel piston.

从摩擦学的角度出发，简述了活塞各部位材料应满足的要求，并着重对铝合金活塞、铸铁活塞及钢制活塞的优缺点、金相结构、适用范围及工艺改进进行了简要的分析和叙述。

The friction coefficient arisen between the moulding sand and the inner walls of the flask is 0.5 and the angle of friction is 27 °.

型砂和砂箱内壁之间的摩擦系数为0.5，摩擦角约为27°。

A relationship between the energy consumption due to particle breakage, angle of friction, dilatancy, and deviator stress ratio was derived.

对钙质砂的颗粒破碎机理进行分析，给出了关于破碎消耗能量、摩擦角、剪胀与偏应力比的关系式。

The influence between water content and cohesion is greater than that of water content and angle of friction;

含水量的变化对粘聚力的影响比对摩擦角的影响要大；

Results show that degree of compaction, compaction water content and saturation state of compacted soil have influence on cohesion and angle of friction of clay, thereby on the shear strength of clay.

试验表明，压实度、压实含水量及土体饱和状态对粘聚力和内摩擦角有影响，从而使抗剪强度也受到三因素的影响。

ⅱ: Al-though the indexes such as granularity constituent, internal angle of friction and condensed force, and ere, can be measured as sand soil, there still exists an essential difference.

尽管象砂土那样可以测定其粒度成分、内摩擦角和凝聚力等指标，但有着本质上的区别；