Thesis defense mostly uses positive politeness and negative politeness.

Video Technology Application in Graduation Thesis Defense

视频技术在毕业论文答辩中的应用

Through analyzing the performance parameters of superfine powder wormgear classifier, the velocity distribution of gas stream flowing in the classifier was built up, and the particle diameter formula for wormgear classification was derived.

研究了超微粉涡轮分级机性能分析的数学模型，建立了涡轮分级流场速度分布模型，推导了涡轮分级颗粒粒径公式。

In the end, the superiority of plane worm with variable tooth thickness traction machine was proofed by the efficiency and load capacity test to the cylindrical wormgear and plane worm with variable tooth thickness traction.

在此基础上，通过圆柱蜗杆传动曳引机和变齿厚平面蜗轮传动曳引机的效率及承载能力试验，证明变齿厚蜗轮传动及其曳引机的优越性。

Application of Backlash Adjustable Plane Wormgear with Variable Tooth Thickness Enveloping Worm Transmission in the Traction Machine for Lifts

侧隙可调式变齿厚平面蜗轮包络环面蜗杆传动在电梯曳引机上的应用

Moreover, taking the motion law into account and with the Boolean subtraction calculation of the solids of worm and wormgear at every meshing position, the solid modeling of hourglass worm parts is realized.

考虑运动规律，对每个啮合位置的蜗杆实体与蜗轮轮齿实体进行布尔减运算，进而实现环面蜗杆零件的实体建模。

Character-based CAD/ CAE/ CAPP System Research of Wormgear

基于特征的蜗杆传动CAD/CAE/CAPP集成系统的研究

The Study on the Meshing Theory of Toroidal Planet Wormgear Drive with Ball Tooth

球形齿超环面行星蜗杆传动的啮合理论研究

Analysis of Performance Parameters of Superfine Powder Wormgear Classifier

超微粉涡轮分级机性能参数分析

A study on the design of wormgear hob for the worm gearing with controllable second order contact characteristics

可控二级啮合特性的蜗轮滚刀设计

By this method, both the productivity of wormgear honning and the accuracy of wormgear can be increased owing to the application of the high honning speed and the powerful brake moment.

这种工艺采用较大的珩磨速度和较大的制动力矩，既提高了生产率，又保证了高精度。

Research on cutting transition surface of the wormgear by hob

滚刀切制蜗轮过渡曲面

A new inspection method, which can directly inspect the quality of mesh in wormgear and worm by capturing its mesh image with CCD camera and making use of video technology, was discussed in this paper.

采用视频检验技术，通过CCD摄像机摄取电能表蜗轮蜗杆啮合图像，利用视频分划技术对电能表蜗轮蜗杆的啮合深度进行检验。

Development and application of EP worm and wormgear oils

极压型蜗轮蜗杆油系列产品的研制与应用

The micro mechanical properties were analyzed by nano-indentation technique. The surface contact stress of the repaired teeth in the steel-steel spur gear transmission and steel worm against copper wormgear transmission were calculated and analyzed.

用纳米压痕法研究了各修复涂层的弹性模量等微观力学性能，由此分析计算了钢-钢直齿圆柱齿轮传动和钢蜗杆与铜蜗轮传动修复齿面的接触应力。

Magnetism measuring, Barkhausen noise and magnetic acoustic emission were often used for electromagnetic testing.

电磁检测方法主要有材料磁性量测 、 巴克好森噪声和磁声发射.

Magnetism measuring, Barkhausen noise and magnetic acoustic emission were often used for electromagnetic testing.

电磁检测方法主要有材料磁性量测 、 巴克好森噪声和磁声发射.

Effect: Gives a defense bonus and freezes any melee attacker that hits you.

作用：增强防御，冻结近身攻击者。

Spiked carapace-the Crypt Lord forms barbed layers of chitinous armor that increase its defense and return damage to enemy melee attackers.

尖刺外壳-地穴领主用一层有刺的外壳覆盖自己，提高自己的防御力，并且反弹敌人的近身伤害。

While useful at defending flanks and dealing with light cavalry, these troops won't hold up in a prolonged melee.

矛兵们通常用于防御侧翼或对抗轻装骑兵，但无法应付激烈近身肉搏。

The heavy armor is mainly for close contact battle and added "weight" behind a charge ( aka medieval knights style).

重甲则主要用于近身格斗，以及增加冲锋的动量（正如中世纪骑士那样）。