查询词典 central angle

Since the cutting force of PDC cutter is related directly and closely to its cutting angle, correct calculation and analysis on its cutting angle is the basis and premise for analyzing cutting force and bit operating load.

PDC钻头切削齿的切削载荷与齿的切削工作角度有直接而密切的关系，所以正确地分析和计算齿的切削角度，是齿的切削载荷以及钻头工作载荷分析的基础和前提。

Loosen the handle(1),cut angle position the cut angle,tightly press the air Cylinder(2),it can be seinged left and right.

松开手柄(1)，调整切角定位压紧气缸(2)，可左右转动 90 o定位。

The air conditioner forced draft fan ventilates the way to have longitudinal and the crosswise two kinds generally, the lateral ventilation the air current overflow sectional area is big, the wind speed is small, easy to create the big area the dead angle, but longitudinal ventilates the air current the overflow sectional area to be small, the wind speed is big, the dead angle area is very small.

冷风机通风方式一般有纵向和横向二种，横向通风的气流过流断面积大、风速小，容易造成较大面积的死角，而纵向通风气流的过流断面积小，风速大，死角面积很小。在使用条件许可的情况下，应该尽可能采用先进的纵向通风方式。

Due to the transmission angle of the flexible rod deviates from 90°less than others, the pumping unit overcome the "dead angle restricted"problem of the conversional pumping unit and fixed four rods structure.

由于连杆为柔性杆，其传动角偏离90°较小，克服了常规机和固定四杆机构的"死角制约"问题，游梁摆角比常规机可加大30—50%。

Decay constant k of Surface Dynamics of the modified surface can be calculated using the measurement results of the contact angle and the angle - dependent XPS, being a probe, k values can be used to characterize the surfa...

通过PET表面的接触角及F/C比的测定，计算出表面动力学衰减常数k，三种测试方法得到的k值都可以用来表征碳氟等离子体处理PET的表面动力学行为，其中混合气体的k值最小。

Contact angle ; angle - dependent XPS ; CF4/CH4 plasmas ; decay constant k of surface dynamics

接触角；变角XPS ； CF_4/CH_4等离子体；表面动力学衰减常数k

Due to the deflexion angle of sample spot image in biochip, based on the analyses of error source and its constitute, a automatic algorithm of detecting deflexion angle of micro-arrays has been proposed on the basic of reconstruction theory.

针对生物芯片样点图像存在偏转角度的情况，本文在分析误差来源以及构成原因的基础上，基于重构原理，提出了全自动化的图像微阵列偏转角度计算解决方案。

According to the principle of the diameter of a circle corresponding to the right angle and the principle of short side for little angle in right triangle, projecting the initially-chosen point to the hyper-planes of the linear equation group in which every linear equation can be regarded as a hyper-plane and the projection points can be obtained. The initially-chosen point, and one arbitrary projection point, and the solution point are all on the surface of the relative hyper-geometry ball, therein-to, there is a projection point which is nearest to the solution point and it can be regarded as the next iterative initially-chosen point, so the solution problem of the linear equation group can be changed as an iterative problem of approaching the solution on the surface of a hyper-geometry ball.

根据直径对应的圆周角足直角以及直角三角形中短边对小角的原理进一步知道，当将初始点向线性方程组中各个方程所代表的超平面上投影得到投影点时，初始点和其任何一个投影点及方程组的解点都将位于一个相应的超球面上，其中必定存在一个投影点离问题解点的距离最短，即把该点作为下一次迭代的初始点，从而可将线性方程组求解的问题变成球面上逼近解点的迭代问题。

In this paper, the theoretical model of CQI is described in an atom-diatom system in the condition of the molecular beam, based on the first-Born approximation of time dependent perturbation theory, taking into accounts the anisotropic Lennard-Jones interaction potentials. The method of observing and measuring correctly the differential interference angle is presented. The relation between differential and parameter, velocity is obtained. The relation of the integral interference angle and temperature is discussed.

文中利用一阶含时波恩近似和L-J相互作用势，建立了原子-双原子分子碰撞系统转动传能的量子干涉模型，描述了观察和测量微分干涉角的方法，得到了微分干涉角与碰撞半径和碰撞速度间的关系，同时也得到了积分干涉角和实验温度的关系。

The diffraction intensity change with to step number L , incidence wavelength λ,diffraction angle θ and outline angle φ 0 is analyzed.

分析计算了衍射光强随台阶数、入射波长、衍射角和轮廓角的变化关系。

I had a lovely dog named PiPi, he was one of my best friends.

我曾经有过一只小狗，它的名字叫皮皮，它很善良，它是我最忠实的朋友。

Newly ovulated mouse oocytes were cultured in the CZB medium supplemented with different concentrations of pyruvate before treated for activation or assayed for MPF activity.

我们猜测卵母细胞在不含丙酮酸的条件下老化的更快，并且卵丘细胞可能通过消耗不含葡萄糖的CZB中的丙酮酸从而促进卵母细胞老化。