樓主: 靜待瓜熟
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求教:發(fā)現(xiàn)相當(dāng)難轉(zhuǎn)動(dòng),找不出原因 |
點(diǎn)評(píng)
使用地域廣,PP里面加纖維了
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點(diǎn)評(píng)
我做了實(shí)驗(yàn),應(yīng)該是這個(gè)原因。但是PP是增強(qiáng)的而且里加了玻纖
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