很久以前,日本没有生产脂松香的松树和生产木浆浮油的针叶树,只能生产少量的香松节油,作为天然树脂或油使用。从第二次世界大战以来,由于经济的高度发展,松香松节油工业也随之发展起来。日本的树脂制造商大约从1950年开始生产地 A long time ago, Japan did not produce gum pine gum and conifers to produce wood pulp oil, only a small amount of fragrant turpentine, used as a natural resin or oil. Since the Second World War, due to the highly developed economy, the rosin turpentine industry has also developed. Japan’s resin makers began production in about 1950