gummed paper,gumming paper,PVC sheet是什么意思

用法例句

The paper provides an analytical prediction on the gross profit rate and price trend of pulp, newsprint, linerboard, coated paper, offset printing paper and white cardboard and offers relevant investment ratings.

对纸浆、新闻纸、箱纸板、铜版纸、双胶纸、白卡纸市场的毛利率和价格走势进行了分析预测,并给出了投资评级。