The flat in the supporting axle of the train wheel side frame is very difficult to process with ordinary milling lathe, and processing efficiency is very low.
火车车轮侧架支撑轮轴处的平面加工用普通铣床加工很困难，而且效率很低。
This text is to compare Frensnel s zones plate with ordinary lens, on the axle point of light intension and focal distance as well as their difference in use.
当光通过菲涅耳半波带与普通透镜时，可发现在轴上点的光强、焦距以及用途上的不同。
This paper mainly introduces the structure and working principle of double drive axle, analyzes ordinary failure and presents the solving method and using notice.
本文主要介绍双联驱动桥的结构及工作原理，分析常见故障，提出排除方法及使用注意事项。
Box main components (vertical axle box, transfer case, hoist, etc. ) adopts the pressure casting of high strength aluminum alloy to replace the original ordinary steel;
箱体类主要部件（立轴箱、分动箱、卷扬机等）材质采用压力铸造高强度铝基合金替换原有普通钢材；
A new precision forming technology was presented, which uses an ordinary forging machine and a high precision rotary forging machine to make the closed-tolerance semi-axle bevel gear forgings.
论述了精锻汽车差速器半轴齿轮原模具结构存在的问题，改进了锻造工艺和锻件设计，设计了新型粗锻模和精压模。
A new precision forming technology was presented, which uses an ordinary forging machine and a high precision rotary forging machine to make the closed-tolerance semi-axle bevel gear forgings.
论述了精锻汽车差速器半轴齿轮原模具结构存在的问题，改进了锻造工艺和锻件设计，设计了新型粗锻模和精压模。
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