Through analyzing the problem of short life of gears in the main gearbox, the design programme for composite hard-surface gears in high-speed level is described.
通过对主减速机齿轮寿命不足问题的分析，提出了在高速级采用组合式硬齿面齿轮的设计方案。
Teeth have a hard surface layer called enamel.
牙齿有一层叫做釉质的坚硬表层。
As he is a hard edged surface against a flat background it should be fairly easy to select him using the Polygonal Lasso Tool.
因为相对于单一的背景，他有一个边缘分明的外观，所以，使用多边形套索工具选取他是十分容易的。
But it is important to understand that Spring 2.0 enhancements are not all at the surface; a lot of hard work has been done underneath.
但是理解Spring 2.0并不仅仅是在表面上增强，这很重要；它在底层完成了相当多的有难度的工作。
Understanding polygonal subdivision and how it relates to hard surface modelling.
了解多边形细分及其与硬表面建模的关系。
Convenience as well as primary cleaning performance have become one of the most important claims of modern hard surface cleaners.
方便并具有基本的清洁能力已经成为现代硬表面清洗剂一个重要的诉求点。
In addition, considering a lot of household products made of various plastic materials, modern hard surface cleaners also require protection and safety for surfaces.
此外，考虑到大量的家用产品是由各种塑料制成的，现代硬表面清洗剂也要求对表面安全并具有保护效果。
This product can enhance the performance of a broad spectrum of hard surface cleaner formulations for use in household, institutional, automotive, avionic, food, hygiene and industrial applications.
该产品可加强用于硬表面清洁产品的效能，用途十分广泛，包括家居护理、工业清洗、汽车清洗、飞机清洗和食品卫生方面。
There is an obvious disparity between our nation and other developed nations in the field of hard surface finish machining of the spiral bevel gear.
在螺旋锥齿轮硬齿面精加工这一环节上，我国与发达国家的差距尤为明显。
Siemens FLD gear Units: Chinese standard of hard surface gear unit origins from FLD standard.
西门子弗兰德减速机：中国硬齿面减速机的标准源于弗兰德。
OBJECTIVE: To investigate the influence of surface potentials of tooth hard tissue on its migration towards crown and supraeruption.
目的：研究牙硬组织表面电位与牙冠向萌出或过萌的关系。
Used to clean glass Windows and doors, mirrors, vehicle and ship glass, shower room, porcelain and hard plastic products surface.
用于清洁玻璃门窗、镜面、车船玻璃、淋浴房、瓷砖、硬塑料表面。
In this project we have carried out a research on the buried arc automatic welding process for large welded gears with hard tooth surface.
对大型硬齿面焊接齿轮的埋弧自动焊工艺进行了探索和实施。
Some performance for the toe (point to) stretch lateral red or dark red round papule surface is verrucous hyperplasia, rough and qualitative hard.
有的表现为趾(指)伸侧红色或暗红色圆形丘疹，表面呈疣状增殖，粗糙而质硬。
Titanium nitride(TiN) hard protective films were fabricated on AISI52100 bearing steel surface employing plasma immersion ion implantation and deposition(PIIID) technique.
用等离子体浸没离子注入与沉积（PIIID）复合强化新技术在AISI52100轴承钢基体表面成功合成了硬而耐磨的氮化钛薄膜。
Practice shows that the laser treatment of hard metals surface can significantly increase the product's bending strength and wear resistance.
并通过实际应用，证实了激光表面强化处理具有使硬质合金制品的抗弯强度、耐磨性能大为提高的显著效果。
The issue of hard and soft money is only scratching the surface of this complicated subject of campaign money.
硬性和软性捐款问题还只触及竞选经费这个复杂问题的表面。
Grinding gear with the toroidal involute interior thread worm grind wheel is a new kind of process in hard surface gear finish machining.
渐开面包络环面内螺纹蜗杆砂轮磨齿，是一种硬齿面齿轮精加工的新型工艺。
For both versions of the playing field (a and b), the floor consists of green carpet on top of a hard, smooth surface.
两类场地的地面都是在一块光滑硬底板的上面铺设绿色地毯。
Hardening: Case hardening process whereby the carburized outer surface is made hard and strong while the center (core) is made tough and flexible.
淬火：是使渗碳的表面变硬，芯部变得有柔韧性的表面硬化工艺。
Grinding gear with the toroidal involute interior thread worm grind wheel is a new kind of process in hard surface gear finish machining.
针对面齿轮硬齿面磨削加工中存在的困难，提出用蜗杆砂轮磨削的双参数法来磨削面齿轮。
Therefore, the roll surface is extremely hard and brittle and it is thermally unstable. In addition, it is highly crack sensitive because of the high hardness.
因此，辊子表面有极高的硬度、脆性及热不稳定性。另外，由于高的硬度使之具有高的裂纹敏感性。
Luckily, underneath the foam and froth of the easily visible surface of things, a great deal is changing in China that requires serious research and hard work for a foreigner to learn.
幸运的是，在这些显而易见的事实的表面之下，正在中国发生的这些改变值得一个外国人认真研究和学习。
The article introduces the method of superhardening treating hard alloy drawing die core with thermochemistry copermeation method so as to improve its surface hardness.
介绍采用热化学共渗法对硬质合金拉丝模芯进行超硬化处理，以提高其表面硬度的方法。
Most Roman pottery is light and smooth to touch and very tough, although, like all pottery, it shatters if dropped on a hard surface.
大多数罗马陶器轻巧而光滑，摸起来很硬，但像所有的陶器一样，如果掉在坚硬的物质上就会碎裂。
Use reducer special for plastic extruder with alloy hard - toothed surface.
采用合金硬齿面塑料挤出机专用减速机。
The metallic bond diamond wheel can process hard brittle material of complex surface, it can be high efficiency, precision and large-tonnage scale.
使用金属结合剂金刚石成形砂轮可实现复杂型面硬脆材料的精密、高效、量产化加工。
Ideally, a large proportion of rainfall should be absorbed by the ground. Clearly, such a process is not possible on a hard surface.
大部分降雨理论上应该被地面吸收，对硬地面来说显然不行。
Ideally, a large proportion of rainfall should be absorbed by the ground. Clearly, such a process is not possible on a hard surface.
大部分降雨理论上应该被地面吸收，对硬地面来说显然不行。
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