砂轮

This paper develops a mathematical model for the solution to the longitudinal tooth curve of an internal gear shaver based on the simplified principle for space transmission of a helical gear pair without flank clearance,and proposes a calculating approach of the profile modification of the grinding wheel to be used for grinding the longitudinal tooth curve of the shaver.

用简化的空间螺旋齿轮作无侧隙啮合传动的原理，建立了求解内剃齿刀齿向曲线的数学模型，并给出了修磨这种齿向曲线的盘形砂轮的廓形计算方法。

With the airbag internal capsule and continuous spring ring structure,grinding vibration is decreased and machining accuracy is improved.

采用气囊式内胎和连接式弹簧环结构减少磨削中振动影响，便于控制砂轮表面砂带的张紧力。

The paper enumerates the section calculation formula of sprocket hob grinding abrasive wheel and its calculation process.

列出了链轮滚刀铲磨砂轮截形的计算公式和计算过程，满足了加工出链轮齿形的规定要求。

In order to overcome the shortcomings above, thermosetting phenol-formaldehyde resin bond synthesized by su.

为克服以上不足，采用悬浮聚合热固性酚醛树脂作金刚石树脂砂轮的结合剂，可较好的解决以上问题。

Surface roughness and geometry topography have very obvious difference between ordinary and ultraprecision grindings. Surface roughness of ultrapreciscon grinding will decrease with abrasive size and grinding depth decrease, surface veining owing to plastic deformation is very clear.

超精密磨削和普通磨削的表面粗糙度和几何形貌存在明显的差异，超精密磨削的表面粗糙度随着金刚石砂轮磨粒尺寸和磨削深度的减小而减小，表面由于塑性变形形成的纹理比较明显。

Then a new method of determining the wear-out of the grinding wheel by the ratio σ_z/σ_t is presented.

结果表明，砂轮磨损过程对磨削加工表面层质量，尤其是对磨削残余应力的性质、大小、分布状态影响很大。

The experimental results show that the wear prccess of the whee...

并提出了由σx/σ_t之比值判定砂轮磨钝的新方法。

The company's technology is strong in technology-equipped, ownership from the weaving to the post-production deal with a full set of production equipment and technology, major products are: alkali-resistant fiberglass mesh, fiberglass self-adhesive tape, fiberglass grinding wheel mesh, fiberglass window screening, and an extension of Product: Corner building with metal belt, tapes and other products.

公司技术力量雄厚，技术装备齐全，拥有从织造到后处理生产的全套生产设备和工艺，主要产品有：玻璃纤维耐碱网布，玻璃纤维自粘胶带，玻璃纤维砂轮网布，玻璃纤维窗纱及延伸产品：建筑用金属护角带，纸带等产品。

Production of a variety of grinding wheel, Whetstone, grinding head, sand and other abrasive products watts.

生产的各种规格的砂轮、油石、磨头、砂瓦等磨具产品。

Ceramic grinding head, resin cement, rubber cement, sponge round, wool grinding head, diamond grinding head, cutting, grinding December. sandpaper machine, sand sets Belt, Wheel, cloth round, wire cut and cut copper wire, nylon to cut, drill, Dental and polishing tools for health and beauty Wheel dedicated abrasive.

8A71 陶瓷磨头、树脂磨头、橡胶磨头、海棉轮，羊毛磨头，金刚石磨头，切割机，研磨腊，砂纸机，砂套，砂带，抛光轮，布轮，钢丝削，铜丝削，尼龙削，钻头，抛光工具以及齿科专用砂轮和美容保健专用磨具。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。