常见例句Research on log rule of timbers from artificial masson pine forest.马尾松人工林材种出材率表的研究。Effect of amino sulfonic acid on hypochlorite bleaching of masson pine kraft pulp was experimented.试验了氨基磺酸对马尾松硫酸盐化学木浆次氯酸盐漂白的影响。 返回 masson-pine