查询词典 conical projection

Because the conical resonance tube can enhance shock waves, the gas at the end of the conical resonance tube has higher pressure oscillation amplitudes and higher temperatures and heating rates than that at the end of the cylindrical resonance tube.

因为圆锥形谐振管对激波有增强作用，所以在相同条件下，圆锥形谐振管中气体压强的振荡幅度和加热温度、速度都要高于圆柱形谐振管，因而圆锥形谐振管加热性能比圆柱形谐振管好。

Because the gas at the end of a conical resonance tube can be heated to a higher temperature more quickly than at the end of a cylindrical resonance tube ,researchers pay more attention to the conical resonance tube in the engineering field of the gas-dynamic resonance ignition technique of liquid propellant rocket engine.

在液体火箭发动机气动谐振点火技术中，圆锥形谐振管因气体谐振加热温度高、加热速度快而受到重视。

Aiming at solving the difficulties of prototype manufacturing of conical ring for the steam generator shell of 600MW Nuclear Reactor,this paper developed a new techniques for the prototype manu-facturing of the great conical ring utilizing ring rolling technology based on RAW200/160-5 ring rolling.

1引言600MW蒸汽发生器壳体是核电站的关键设备，由封头、锥形环件和筒体组焊而成。以往制造这种锥形环件所采用的办法是，先锻制环形筒件再采用机械加工方法成形或者采用自由锻造方法直接在水压机上锻制出大型锥形环件，但这些工艺既费工时又大量浪费材料，而且产品精度不高[1]。

Analyse the technology principle of program tracking, step-in tracking, conical scan tracking and singleshot tracking, and contrast the advantage and disadvantage of them. Select program tracking and conical scan tracking considering performance and cost.

二、对程序跟踪、步进跟踪、圆锥扫描跟踪和单脉冲跟踪这四种自动跟踪技术的原理进行了具体的分析，并比较了它们各自的优缺点，从性价比的角度，选择了程序跟踪与圆锥扫描跟踪相结合的方式。

In this paper ,to overcome the shortcomings in 3MK133 Groove Grinder's hybrid spindle system that the shallow slots of the throttler are easy to be blocked and difficult to be disassembled to clean,we use the throttler which is put on the big-side surface of the conical bearing to replace the traditional throttler, change gap throttling to capillary throttling, and adjust the taper of the conical bearing , oil return way , seals and sealed mode.

针对 3MK133沟道磨床动静压主轴系统中，节流器浅沟容易堵塞及拆卸清洗不便等缺陷，提出采用端置式节流器替代原有的内置式浅沟节流器，变间隙节流为毛细管节流，并相应调整了主轴系统中圆锥轴承的锥度、回油通路、密封装置及密封方式。

Using an improved conical bubble U tube, the optical properties of conical bubble sonoluminescence in glycol are measured.

利用一种改进后的U形管圆锥泡声致发光装置，研究了乙二醇溶液中圆锥泡声致发光的发光特性。

One of these experiments is that large turbine generator stator end of the two-tier network predigests streamline continuous conical woven conical shell-beam structure or laminated reinforced cone shell model, after experimental modal analysis to identify various parameters

一般来说，力锤的锤头中包含一个压电式力传感器，端部绕组还要安装用于采集振动响应信号的加速度传感器，对两个传感器的信号一起进行频响函数估计，并进行曲线拟合，最后得到被测物的模态参数，根据得到的

This paper establishes the contour surface equations and pressure angle formula of the conical grooved cam with translating conical roller follower.

建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。

With cylindrical coordination,this paper establishes the contour surface equations and pressure angle formula of the conical grooved cam with translating conical roller follower.

借助柱面坐标，建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。

However,there have been no papers which have investigated Minkowski and Minkowski slant helices and Minkowski conical geodesic curves so far as.In this paper,our major study is to give the definition of Minkowski general helix and Minkowski slant helices and Minkowski conical geodesic curves in indicators 1 in pseudo-Euclidean three-space (that is, three-dimensional Minkowski space), and study the definition of equivalence Minkowski general helix, By considering geometric invariants of these space curves, we can estimate the order of contact with those special curves for general space curves.

本篇文章主要研究在指标数为1的3维伪欧氏空间(即三维Minkowski空间)中，我们给出Minkowski一般螺线、Minkowski斜螺线和Minkowski锥面测地线的定义，研究Minkowski一般螺线的等价定义，给出Minkowski斜螺线和Minkowski锥面测地线作为三维Minkowski空间中的特殊曲线所特有的性质，并通过考虑三维Minkowski空间曲线的几何不变量，估计Minkowski斜螺线和Minkowski锥面测地线这两种特殊曲线和一般Minkowski空间曲线切触的阶数。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。