hard wood tar

TAR-英汉词典... ... gasworks tar pitch 煤气厂焦油沥青 hard wood tar [化]阔叶材焦油,硬材焦油 hard wood tar pitch 硬材沥青 ...

石油词汇英语翻译(GH)--石油百科 ... hard wax 硬蜡 hard wood tar 阔叶林焦油 hard 硬的 ...

TAR-英汉词典... ... gasworks tar pitch 煤气厂焦油沥青 hard wood tar [化]阔叶材焦油,硬材焦油 hard wood tar pitch 硬材沥青 ...