Last but not least, the HS 855 HD has an innovative self-loading and fast erecting system, so that a second crane is not needed for the unloading or erecting work.是什么意思_Last but not least, the HS 855 HD has an innovative self-loading and fast erecting system, so that a second crane is not needed for the unloading or erecting work.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句