角锥

However, if the bevel angle of the gear approaches to 90 °, it is difficult to machine it.

但是，如果直齿锥齿轮的锥角接近90度，利用伞齿刨加工是非常困难的。

We will mend the structure of the biconical antenna to weaken the reflection current on its surface.

本文介绍了无限长的双圆锥天线的工作原理，分析了不同锥角的有限长度单圆锥天线的宽带特性，总结了前人为改善圆锥天线的宽带特性所做的一些工作。

Simulations based on finite integration method are carried out in a wide frequency range for a balanced feeding finite wide-angle biconical antenna and many results including input impedance and far fields are obtained.

利用基于有限积分法的电磁场仿真技术对平衡馈电的有限长宽角双锥天线作了计算，得到了天线在很宽频带内输入阻抗、远区辐射场与频率的关系曲线。

Finite wide-angle biconical antenna ; modal analysis ; finite integration ; input impedance

有限长宽角双锥天线；模式匹配；有限积分法；输入阻抗

A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.

锥钻，打眼钉钻头倾斜的钻子，用于在木头上钻孔以钉角钉或螺钉

But the strength of the cartridge case after ironing drawing cannot be accurately calculated by this formula,because the result of calculation is lower than that reached in practice.

用常规的幂强化公式计算药筒在引伸后的强度时，数值偏低较多，原因是该公式未考虑引伸凹模锥角对强化的影响。

Production of transport facilities major categories: traffic signs, construction-oriented brand, LED warning signs, manual parking lock, remote control parking lock, blocking vehicles, and road piles, railing, bicycle stand, construction lights, the arrow lights, rotating police-style lights, reported flashing lights, chain shot, sign posts, warning chain, road cone, slowdown belt, wheel locator, security angle, and collision avoidance barrels, software alerts columns, spike, marked contour,, police box, three-dimensional garage.

主要生产交通设施类：交通标牌、施工导向牌、LED警示牌、手动车位锁、摇控车位锁、挡车器、路桩、护栏、自行车架、施工灯、箭头灯、旋转警式灯、报闪灯、链杆、标志杆、警戒链、路锥、减速带、车轮定位器、护角器、防撞桶、隔离墩、软体警示柱、道钉、轮廓标、道闸、岗亭、立体车库。

Hydroforming of aluminum tubular unsymmetrical parts without cone-shaped transition was carried out on by means of FE simulation and experiment.

采用数值模拟与工艺实验的方法，研究了双阶梯无过渡锥角管件的内高压成形过程。

The initial value of the convergence half angle in the iterative synthesis is discussed and a more logical function is given for assigning it.

对轴对称收敛型电子枪设计方法进行了整理分析，就阴极半锥角的初始值对迭代综合法的收敛性能所产生的影响进行了讨论，针对低压缩比条件下原来的Vaughan公式失效的问题进行了分析，给出了更为合理的初始值计算公式。

The law of the influence of contractive angle of taper nozzles and curvature radius of convergence nozzles' convergent section on jet structure parameters is revealed, and it can provide a basis for optimization selection and design about laser cutting nozzles.

揭示锥型喷嘴收缩段收缩角、收敛型喷嘴收敛段抛物线曲率半径对射流的流场结构参数的影响规律，为激光切割喷嘴的优化选择和设计提供有效依据。标签激光技术激光切割会聚型喷嘴流场结构流体动力学 laser technigue laser cutting assemble nozzle jet structure hydrokinetics

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。