咬和为剪状咬和，齿系完整，牙齿结实，整齐。
Bite is scissors, with a full complement of strong, substantial, evenly aligned teeth.
眼睛的颜色和形状都很好，所有的犬只都有正确的咬合和完整的齿系。
Eye colour and shape was good and all dogs had correct bites and full dentition.
体长最多可达5英尺(1.5米)的狼鱼有着明显的齿系以适应由裹着硬壳的软体动物，蟹类以及海胆组成的食谱。
Reaching 5 feet (1.5 meters) long, wolffish have conspicuous dentition suited to a diet of hard-shelled mollusks, crabs, and sea urchins.
另一个动力辊变速机构是：在所述从动齿轮介轴上还装有齿系传动轮，该齿系传动轮将运动副传递给上辊轴。
The other speed shifting mechanism is a shaft of the driven gear that is provided with a tooth driving wheel that puts the roll shaft in motion through transmission.
有些车的转向系角传动比是可变的，这种转向器采用齿轮齿条式，它在中间而不是外部，有不同的齿密度（每寸齿数）。
Some cars have variable-ratio steering, which uses a rack-and-pinion gear set that has a different tooth pitch (number of teeth per inch) in the center than it has on the outside.
本文以齿轮磨削为例，利用齿轮啮合原理建立了Y7125磨齿机加工的坐标系，推导出了磨齿啮合时的接触线公式。
This paper is taking gear grinding as example, use gear engagement principle to establish the coordinate Y7125 gear grinder, deduced line formula for gear grinding engagement.
通过建立齿面坐标系及相应的坐标转换阵，使用了一种能准确计算齿轮载荷分布的方法。
Through the coordinate systems of gear profile and the corresponding matrices of coordinate transformation, the load distribution of external or internal helical gears can be exactly determined.
根据螺杆钻具转子加工时与铣刀的相对位置，建立空间螺旋齿面坐标系和铣刀坐标系。
According to the relative position of the rotor of the screw motor and the milling cutter, the coordinates of the helical tooth form and the cutter are-established.
通过对本区锐齿栎林群落的野外调查，报道了组成该群落的植物种类183种，隶属于60科，131属，并在此基础上对该群落区系特点作了较为详细的分析。
Investigation showed that there were 60 families, 131 genera and 183 species in the community flora. Based on the datum, the nature of the community flora was analyzed.
区间优化方法便于产品的系列化，可以解决传动系齿轮配齿问题。
Interval optimization method is convenient for making the products series. The problem of the number of gear teeth matching in drive train was solved.
在分析行星轮与内齿环各段啮合情况的基础上，建立了行星齿环换向机构中系杆的角速度和角加速度计算模型。
Based on the meshing analysis of planetary gear and inner gear-ring, the angular velocity and angular acceleration calculation model of the rod is established.
在此基础上，讨论了机构参数对齿环滑块的速度和加速度、系杆的角速度和角加速度的影响。
And based on this condition, there is a discussion on the effect to the slider's velocity, acceleration, and rod's angular velocity and angular acceleration caused by mechanism parameters.
研究了四轴数控螺旋锥齿轮铣齿机的运动规律，建立了铣齿机加工坐标系。
This paper studied 4-axis CNC spiral bevel gear machine movement rules, and set up machine machining coordinates.
该机适用于加工制造各型的圆柱齿轮，系一种新型的铣齿机械。
The gear milling machine for cylindrical gears is suitable for manufacturing various cylindrical gears, which is new-type gear milling machinery.
目的调查河北省齿股蝇属昆虫的种类、分布及区系特征。
Objective To investigate the fauna of genus Hydrotaea in Hebei province of China.
本发明系一种圆弧齿摆线转子式发动机的结构。
The invention provides a circular arc tooth cycloid rotor-typed engine structure, in particular to a circular arc tooth cycloid rotor engine.
其特征是该催化剂系含有一个或两个有机碱基团的四齿席夫碱钴配合 物，具备单活性点引发和可控聚合。
The catalyst is characterized in that the catalyst is a tetradentate schiff base complex contains one or two organic base groups and has single active site initiation and controllable polymerization.
镶铸复合金属材料截齿是利用镶铸工艺，将铬系耐磨合金与抗冲击性能好的低合金钢一次浇铸成型。
The cast alloy steel bit-sharpener has been prepared by pouring the chrome abrasion resistance steel and the low-alloy steel with fine impact resistance one-step using cast-in technique.
柔性齿蜗轮系具有柔性槽的蜗轮。柔性槽使齿根截面减小。
The flexible-tooth worm gear is provided with a flexible groove which decreases the cross section of the tooth root of the flexible-tooth worm gear.
一齿差行星齿轮系可调珩磨头，可调范围大，调整方便和微调性能好；
The honer can be easily adjusted in a bigger range, especially good for micro adjustment ;
一齿差行星齿轮系可调珩磨头，可调范围大，调整方便和微调性能好；
The honer can be easily adjusted in a bigger range, especially good for micro adjustment ;
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