light liquid paraffin oil
常见例句
- High purity light liquid paraffin and low condensing point kerosene are produced by urea complex using Zhongyuan crude oil distilling cut as raw materials.
以中原原油直馏馏分为原料，用尿素络合法制得纯度较高的轻液体石蜡和低凝点煤油。 返回 light liquid paraffin oil