发布时间:2025-01-24 10:57:53
打泡沫胶或者结构胶然后用加长内涨螺丝分点固定,保温层一般十公分左右,螺丝最少十公分以上才能固定到主体墙壁。
请问相关人士钨砂带锯条的制作工艺碳化钨颗粒与钢锯条怎么焊接固定谢谢了
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