wall unevenness

基本解释

But the piston structure is complex, wall unevenness, has a certainty difficulty in the process of production.
但活塞结构复杂，壁厚不均，生产中有一定难度。
Cast steel pulley with wall unevenness, many hot pitch points and narrow feeding channel is difficult to be fed by setting up a head.
铸钢皮带轮，壁厚不匀，热节点多，补缩通道狭窄，很难用设置冒口的方法给予补缩。
Addressing deformation characteristics of the shell during rotary piercing operation, wall thickness unevenness is calculated by means of the FE simulation method.
通过有限元模拟针对斜轧穿孔过程中毛管的变形特点，对其壁厚不均进行了计算。