upper housing assembly 上部外壳组件
upper mill housing 上部腔体
upper valve gear housing 顶罩汽门室罩
upper governor housing 调速器上体
Upper bearing housing 上部轴承箱
brush housing upper baffle 毛刷仓上挡板
The upper housing includes a latching device and a groove.
上面的房屋包括闭锁装置和一个槽。
The lower housing includes a latching device for fastening the latching device of the upper housing.
较低的住房包括一个固定上层房屋闭锁装置闭锁装置。
The Combined die structure and local loading method were adopted. The upper housing was forged successfully by isothermal precision forging.
并采用组合的模具结构和局部加载方法等,成功地锻制出上机匣锻件。
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