论文部分内容阅读
丁烷,性质无色可燃性气体,是发展石油化工、有机原料的重要原料,我们常用的打火机里面大多装的就是丁烷。花季,过早凋零位于凭祥市凭祥镇前进村那艾屯的一块坡地上,一些不知名的野花隐在绿草丛中,更显鲜艳夺目,而在它附近的两排白色的砖瓦房旁,挂着一块凯发塑料厂的牌匾。工厂?
Butane, a colorless, flammable gas, is an important raw material for the development of petrochemicals and organic raw materials. Most of the commonly used lighters are butane. Flowering season, premature withered Pingxiang town in Pingxiang Xiangning Tuen that piece of slope on the ground, some unknown wild flowers hidden in the green grass, even more colorful, and in its vicinity two rows of white brick buildings Next to Hanging a plastic plaque Kay hair. factory?