PDF(3578 KB)
PDF(3578 KB)
PDF(3578 KB)
煤矿井下瓦斯抽采PVC管静电场试验
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Electrostatic Voltage Test of Coal Mine Gas Drainage Pipeline of PVC
({{custom_author.role_en}}), {{javascript:window.custom_author_en_index++;}}| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |