jib造句
jibtypetractorloaderjibadjustinggeardownsteppedcurvedjibShipbuilding-jibcranesmobilecranewithlatticejibmobilecranewitharticulatedjibdoublelinkjibinparallelogram"Courses,tops'ls,andflying-jib,sir."m...
jibtypetractorloaderjibadjustinggeardownsteppedcurvedjibShipbuilding-jibcranesmobilecranewithlatticejibmobilecranewitharticulatedjibdoublelinkjibinparallelogram"Courses,tops'ls,andflying-jib,sir."m...
mobilecranewithlatticejibTheoverallstabilityanalysisofthecrane'slatticejibwithmainandvice-jibstructureisevenmoredifficulttotechnicianinourcountry....