滚丝轮螺纹和钻杆螺纹的螺旋角有误差。
Secondly there is error between the thread roll angles of thread rolling die and drill rod.
分析了端面齿廓形状与螺旋角及齿数的关系。
Besides, the relationship between the tooth shape and the helix Angle, and the number of teeth are studied.
将两个不同螺旋角的螺旋槽轮和直槽轮进行了比较研究。
The comparison between the spiral sheave of the two different spiral horns and straight sheave was analyzed.
开槽深度和螺旋角等结构参数对密封性能也有重要影响。
And the influences of such structural parameters as the groove depth and the Angle of the spiral line are also notable.
计算了转子凹槽螺旋角及其变化规律，设计了转子和刮片。
The angles of the screw slots were calculated, and the rolls and the plum flower scapers were designed.
研究表明，大螺旋角或小载荷时，齿腰应力大于齿根应力。
The study shows that the stress in tooth middle is larger than that in tooth root with big spiral Angle and light load.
该机床磨头可以又轴定位，任何螺旋角和后角均可快速调整。
The wheel head can be orientated in double axes so that any spiral Angle and back Angle may be adjusted rapidly.
每个公司要的钻头的形式有区别，长度、螺旋角等各不相同。
Every customer has difference in the type of drill bits, such as length, helical angle and others.
对同一规格的产品，指出可以采用增大螺旋角的方法提高其流量。
It is pointed out that for the same specification of the pump, to enlarge the screw Angle can increase its flow rate.
但若所加工的螺旋角较大，则易出现槽形和前角不符要求，乃至报废。
However, the sectional profile of groove and rake Angle are frequently prone to be below the mark even being rejected because of a large spiral Angle.
通常被形容为体型修长的白马，额前有一螺旋角(这也是独角兽的特征)。
Often described as a slender body of a white horse, the amount before a helix Angle (which is also a characteristic of the Licorne).
提出一种用螺旋角仿形加工装置在工具磨床上刃磨齿轮滚刀前刀面的方法。
By using the profile modeling machining equipment of helix Angle, a new method about grinding rake face of gear cutter hob on tool grinder is presented.
同时，随着螺旋角的增大，螺旋折流板换热器的壳程压力损失呈下降趋势。
Furthermore, the pressure drop in helical baffles heat exchangers gets down with the increase of helical Angle.
所述旋流构件为一段带螺旋角的螺旋扭片，所述螺旋扭片的轴向形状为圆形。
A vortex member is arranged on the vortex net board. The vortex member is a spiral twist sheet with a spiral Angle. The axial shape of the spiral twist sheet is circular.
重视铝合金加工的切削锋利度。45度的螺旋角实现了良好的切屑排出性能。
Sharpness oriented for aluminum machining. Good chip evacuation by 45 degrees helix angle.
采用两种不同螺旋角钻具对粘土进行输土实验，对比阻力结果证明了理论的正确性。
When rotation speed is low, factors effecting soil delivering resistance are the soil volume carried by the vane and the spiral angle of drill.
分析双渐开线齿轮的螺旋角系数和接触线系数，提出了新型齿轮弯曲应力的计算公式。
The arithmetic for bbending be of DIGLST is Presented after the coefficients of helix angle and contact lines are analyzed by 3-D FEM.
因此，提出了一种通过改善蜗舌附近压力区的均匀性的、新的变螺旋角蜗壳设计方法。
Therefore a new design method with varying spiral angles of volute was proposed by means of focus on improving the uniformity of pressure field near the tongue of the volute.
本文详细介绍了用于齿轮仪器校准的齿轮样板模数、压力角、螺旋角等参数计算方法。
The way of calculating the parameters of modulus, pressure angle and helix angle of the gear masters that are used to calibrate gear instruments is in detail in this paper.
根据单点切削力模型，考虑平头立铣刀多刃和具有螺旋角的特点，建立了铣削力离散模型。
Considering the features of multi-edges and helix flutes for end milling, a cutting force discrete model base on single point cutting tools model was built.
测量齿顶圆直径估算分度圆螺旋角，用分度头在铣床上修正分度圆螺旋角，并进行误差分析。
The spiral angle of graduated circle was rough estimated by measuring the addendum circle diameter and modified on milling machine.
渐开线锥形齿轮由于同时存在锥度和螺旋角，使得其固定弦齿厚无法精确测量，也没有公法线。
There is no common normal in the conical involute gear and the fixed chordal tooth thickness can not be measured accurately because of the coexistence of helix angle and taper.
以齿轮系统动力学理论为基础，提出了通过斜齿轮螺旋角的择优选取改善系统动态特性的方法。
A method to improve the dynamic characteristics of gear system is proposed through the selection of spiral Angle of helical gear according to gear system dynamics theory.
详细分析了斜齿齿轮泵的瞬间排量、单齿排量、困油区容积的瞬间变化率及变化量、螺旋角的影响。
Analyze the Helical Gear Pump for the instant displacement, single gear displacement, theinstant change ratio and change value of trapping volume and the influnce of screw angle in detail.
用x射线衍射法对棉纤维细胞壁的微原纤螺旋角和纤维素微晶相对取向指数在植株中的分布规律进行了研究。
The distribution of microfibril spiral angle and relative orientational index of cellulose crystallites in cotton fibre cell walls had been studied by X-ray diffraction analysis.
极限压力角受偏置角、大小轮的螺旋角、节锥角和中点的分度圆直径影响，而与齿面的其他参数无关等结论。
The limit pressure angle is related to such factors as offset angle, mean spiral angle, pitch cone angle and mean pitch cone diameter, not to geometrical shape of the tooth surface.
利用测得的混凝土搅拌车拌桶螺旋线上的一组离散点，通过最小二乘法拟合出了求解拌桶螺旋线螺旋角的公式。
Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical Angle formula of the helical curve is obtained by means of least square method.
在加工允许的范围内，螺旋角取较大的数值，能够较好地改善啮合性能，从而发挥二次包络TI蜗杆传动的优势。
Within the range of machining, if the helix Angle adopts a bigger value, it may improve the meshing performance and develop the advantages of double enveloping TI worm gearing.
该模型包括了钻头以及钻削操作的重要特性，即钻头的截面几何特征、螺旋角、转速和钻削过程中产生的切削力。
The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.
该模型包括了钻头以及钻削操作的重要特性，即钻头的截面几何特征、螺旋角、转速和钻削过程中产生的切削力。
The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.
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