角

Narwhal whales have a horn.

独角鲸鲸有一个角。

Results show that the changes of the ratio between the thickness of positive angle layers and the negative angle layers have an effect on the deformation of the structure under the same electric loading.

结果表明，当复合材料中正的铺层角和对应的负铺层角的厚度比改变时，在相同电载荷作用下对结构的变形有较大的影响。

In this paper, the negative land angle s of PCBN tools was determinedwhen the cutter was used to cut hardened steel.

本文研究了PCBN刀具负倒棱前角的合理选择，并用X射线衍射仪测量了加工表面残余应力，分析了负倒棱前角在形成表面残余压应力过程中的作用。

This is a clockwise direction so you must hold down the Shift key to specify the angle graphically or enter a negative angle with the keyboard.

这是顺时针方向的，所以用户必须按住 Shift 键来指定角的位置或是用键盘键入负角。

Such as the cutting width reduced to 50% below the pressure angle as a negative angle, cutting feed direction of resistance and inconsistent, it will cause vibration.

如切削宽度减小到50%以下，压力角成为负角，切削抗力与进给方向不一致，就会引起振动。

The conventional tail must be at a negative angle of attack, and the Canard tail at a positive angle.

通常的尾翼必须处于负迎角，而鸭式尾翼则为正迎角。

The negative shear area and angle φ′of negative shear plane in metal cutting are first found out and verified by experiments, and effects of angle φ′of negative shear plane on the change of cutting direction fracture formation is experimental studied in orthogonal cutting.

首次提出并证实了金属切削中负剪切区域和负剪切角φ′的存在，讨论了负剪切角φ′对切削方向亏缺形成及其变化的影响。

The present invention discloses beet noctuid nuclear polyhedrosis virus insect killing suspending agent, in which the virus bearer content is 5-20 hundred million PIB/ml., itis composed of chlorbenzuron analogue chlorfluazuron, aromatic amino acid tyrosine, fluorescent whitener, dispersant, glycerin, sterilized water.

本发明公开了一种甜菜夜蛾核多角体病毒杀虫悬浮剂。该剂型的主要成分是甜菜夜蛾核多角体病毒，悬浮剂中病毒包涵体含量5－20亿PIB/ml，它由灭幼脲类似物氟啶脲、芳香族氨基酸酪氨酸、精制荧光增白剂、分散剂、甘油、无菌水组成。

Based on the third-order aberration theory of two-mirror reflecting system, the influence of the geometrical aberrations on the performance of normal incidence telescopes was analyzed.

基于三级象差理论，分析了几何象差对正入射望远镜性能的影响，总结了弥散斑角宽度θ随着系统f数和半视场角uP的变化趋势。

When optical axis is perpendicular to the surface normal, it is found that the Brewster angle is decreased with the increase of frequency in the negative pass band.

第二部研究了各项异性异向介质的Brewster角，首先研究了主轴垂直于界面的情况，发现在异向介质负通带内，Brewster角随着频率增加而减小。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。