Lignite oil is creosote derived from lignite tar.褐煤油是从褐煤中得来的防腐油.Therefore, the conventional gas content measurement is invalid to lignite.因此, 传统的煤层气含量确定方法不适用于褐煤.We use the best lignite or peat, activity humic acid sodium...
Translators can now work from home, via electronic mail systems.翻译人员现在可以利用电子邮件系统在家里工作了。Translators should not foist their own opinions into the original book.译者不应把自己的意见偷偷地插入原著中.There are four translators in each package ...