those that invent or improve methods for the reduction of dangers or pollution created through the manufacture transport storage or use of toxic chemical substances that are appropriate for promotion
发明或改进减少因制造、运输、储存或使用有毒化学物质而造成的危险或污染的方法,适合推广的
以上为机器翻译结果,长、整句建议使用 人工翻译 。