And it analyzed that hob tooth height and tooth top pour round radius impacted on gear tooth root crooked stress.
分析了滚刀齿高和齿顶倒圆半径对所切齿轮齿根弯曲应力的影响。
According to the normal design method the former involute spline gear shaper cutter often has different size of its tooth top and tooth root.
按常规方法设计的大压力角渐开线花键插齿刀，常出现刀具齿顶宽太小和齿根槽太窄的问题。
Use your thumbs and forefingers to gently pull the floss from the gumline to the top of the tooth to scrape off plaque.
用拇指和食指沿着齿龈向牙冠方向缓和地拉扯牙线，以去除牙菌斑。
First, I'll make a small opening in the top (crown) of the tooth to expose the infected pulp..
首先，我要在牙齿的顶端(牙冠)开一个口，使受感染的牙髓暴露出来。
Due to the above mentioned defects, early fatigue peeling occurs under the condition of overly contact stress at the top of the tooth caused by abnormal contact at the tooth surface.
因此，在齿面非正常接触导致齿顶接触应力过大的情况下，该齿轮发生了早期疲劳剥落。
The transmission part is an involute gear, and the working part can adopt different working faces, such as a cylinder excircle face, a circular arc tooth or an involutes tooth gear top cavetto.
传动部分是渐开线齿轮，工作部分可采用不同的工作面，如圆柱外圆面或圆弧形齿或渐开线齿轮齿顶修圆。
So it is necessary to improve measures by adding the sweeping side teeth and modifying the tooth profile from rectangle into circular arc in the top disc.
据此在端盘上增加扫边齿和齿座外形由直角形改为圆弧形的改进措施。
Do you throw it on top of a house? Do you bury it under a rock? Or do you hide it and hope for a visit from the tooth fairy?
是把它扔在房子的顶端、埋在岩石下面、还是把它藏起来并祈求牙仙的拜访？
It is the top gear tooth shape, only different last tooth is the fine teeth.
定装滚刀各齿齿形不同﹐只有最后一个齿是精切齿。
The helical plate tooth threshing cylinder, the top thresh fan and the undershot fan are connected and driven by a vertical shaft.
该机以一根立轴联接螺旋板齿脱粒滚筒、上排杂风扇和下轴流风扇，并驱动其旋转。
The Buddha's tooth installs in a golden box, puts in a temple top layer darkroom.
佛牙装在一个金盒子中，搁在庙的顶层一个暗室里。
The top front teeth are the ones which are most at risk from tooth decay.
上门齿是最容易受到腐蚀的牙齿。
The top grade silica abrasive, gently remove tooth surface dirt and tooth enamel surface doesn't hurt, often use, strong teeth, healthy mouth.
采用高档二氧化硅磨料，轻柔去除牙表面污垢的同时不伤害牙表面珐琅质，经常使用，强健牙齿，健康口腔。
The top grade silica abrasive, gently remove tooth surface dirt and tooth enamel surface doesn't hurt, often use, strong teeth, healthy mouth.
采用高档二氧化硅磨料，轻柔去除牙表面污垢的同时不伤害牙表面珐琅质，经常使用，强健牙齿，健康口腔。
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