... fire extinguishing bullet 灭火弹 fire extinguishing cart 灭火手推车 fire extinguishing drill 灭火训练 ...
基于70个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
"Yuyu" pushing cart type dry powder fire apparatus USES sodium bicarbonate as the extinguishing agent.
推车式干粉灭火器“瑜宇牌”推车式干粉灭火器以碳酸氢钠为灭火剂。
youdao
应用推荐
模块上移
模块下移
不移动