?履带式起重机

带胶轮的其它自推进起重机械 Other self-propelled machinery, on tyres 履带式起重机 Caterpillar cranes 不带胶轮的其它自推进起重机械 Other self-propelled machinery, not on tyres ..

?履带起重机

... caterpillar bulldozer履带式开土机 caterpillar crane履带起重机 caterpillar drive履带传动 ...

?履带吊

... 浮吊 floating crane 履带吊 caterpillar crane 铁路轨道吊 railway crane ...