沙伯基础 SABIC PPcompound 20MBT ¥8.00 沙伯基础 SABIC PPcompound 20MBTF ¥8.00 沙伯基础 SABIC PPcompound 37T1030 ¥8.00 沙伯基础 SABIC PP CX04-82 ¥8.00 沙伯基础 SABIC PPcompound 2500/2 ¥8.00 沙伯基础 SABIC PPcompound 7575U ¥8.00