论文部分内容阅读
记者日前到我市部分中学采访时发现，学校实验室普遍存在着通风设备不好，有毒气体残留难于排出的现象。按照教学大纲的要求，初中阶段学生化学实验共２０个，高中阶段学生化学实验共２７个，多数实验都会产生不同程度的有害气体。据湖南省环保所专家未来公司董事长章亮庄...
When interviewed by reporters recently in some high schools in our city, it was found that there are widespread problems in the school laboratories that the ventilation equipment is not good, and toxic gas residues are difficult to discharge. According to the requirements of the syllabus, there are 20 chemical experiments for junior high school students and 27 chemical experiments for high school students. Most experiments produce harmful gases in varying degrees. According to Hunan Provincial Environmental Protection Experts, future company chairman Zhang Liangzhuang...