浪形

fēn xī gāng bǎn chǎn shēng làng xíng de yuán yīn

分析钢板产生浪形的原因。

Analyze the cause of wave shape of steel plate.

jú bù làng xíng duì lěng zhá gāng de yǐng xiǎng

局部浪形对冷轧钢的影响

influence of local wave shape on cold rolled steel