破损因素是压缩空气过高、喷吹管歪斜、花板变形等因素构成，调整后即可防止破损。
The damage factor is too high, the compressed air blowing pipe deflection, flower plate deformation and other factors, can be adjusted to prevent breakage.
新铸出的板栅很柔软，如果立即涂膏，可能造成弯曲和歪斜。
Freshly cast grids are very flexible and may bend and distort if pasted immediately.
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