PDF(508 KB)
PDF(508 KB)
PDF(508 KB)
气力卸船机液压吸臂的研究与应用
Research and Application of Hydraulic Suction Arm on Pneumatic Ship Unloader
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |