shear-leg derrick crane是什么意思 shear-leg derrick crane在线中文翻译

shear-leg derrick crane是什么意思，shear-leg derrick crane在线翻译，shear-leg derrick crane中文意思，shear-leg derrick crane的中文翻译，shear-leg derrick crane发音，shear-leg derrick crane例句，shear-leg derrick crane词组短语，shear-leg derrick crane怎么翻译，单词shear-leg derrick crane的意思