1.
Formula to evaluate translation of the tooth-surface and the equation to describe the generatrix of the negatively cambered sooth-surface were derived, respectively.
分别推导得到齿面平移距离和内凹齿面母线方程的计算公式。
2.
In addition, the paper put forward a proposal concerning how to select the cutter head radius for machining the convex and concave tooth flanks fo CATT gear in order to improve their contact condition.
同时,本文还从改善齿面接触情况出发,提出关于选择凸凹齿面刀盘半径的若干考虑.
3.
According to the property of Bertrand, the main curvature on the mesh point is calculated by using the frame.
根据贝特朗曲面的特性,利用标架方法计算凸凹齿面在啮合点处的主曲率。
4.
Applications of the negatively-cambered tooth-surfaces scheme were tentatively discussed.
其中内凹齿面螺杆转子型线在国外多种螺杆式真空泵产品中得到实际应用。
5.
having an uneven outline,edge or surface;jagged
（外形）不规则的;（边缘）锯齿状的;（表面）凹凸不平的
6.
a concave lens [mirror]
凹透镜 [凹面镜]
7.
A concave surface, structure, or line.
凹面、凹形结构、或凹线
8.
Convex on one side and concave on the other.
凸凹的一面凸一面凹的
9.
notch on a serrated edge
锯齿形边缘的凹口.
10.
The Tooth Waist Bending Stress of Double-arc Gear on Both Convex and Concave Tooth While Loading
双圆弧齿轮凸、凹齿同时加载的齿腰弯曲应力
11.
A depression similar to that in a shallow concave container for food.
凹形，凹面与浅的凹型盛食物的容器相似的凹处
12.
Effect of Floating Die on Precision Forging of Spur Gear
浮动凹模对直齿圆柱齿轮精锻成形影响的研究
13.
biconcave:Concave on both sides or surfaces.
两面凹的:两侧或两面凹陷的。
14.
Study on the Formation of Spur Face Gear Tooth Profile and Meshing Simulation;
直齿面齿轮齿面生成方法与啮合仿真
15.
hyperboloidal gear
双伞齿轮，双曲面齿轮
16.
Concave on one side and convex on the other.
一面凹进一面凸起的
17.
0 - Flat;1 - Raised;2 - Inset;3 - Raised Light;4 - Inset Light
-平面；1-凸起；2-凹入；3-凸起光；4-凹入光
18.
A slight depression or indentation in a surface.
凹痕表面上轻微的下陷或凹陷