一桶煤气能烧多久

http://zhidao.baidu.com/question/443251212.html?device=mobile&ssid=0&from=844b&uid=0&pu=sz%401320_1001%2Cta%40iphone_2_4.1_3_537%2Cusm%400&bd_page_type=1&baiduid=DFA2DBA38D5C3AEB12431C4258DC1F40&tj=www_normal_1_0_10
原文地址:https://www.cnblogs.com/lexus/p/3365053.html