首次覆盖报告：硅烷气细分龙头，硅、氢链条双头并进

       39.06 35.04 31.92 27.50 22.5722.68 24.15 19.85 22.29 9.17 10.51 4.26 15.43 12.39 8.23 6.18 4.31 4.89