风扇传动带装置 fan drive belt set

传动带拉紧装置 Belt stretching device

钢带传动装置 tape driving device

斜角皮带传动装置 angular belting

皮带传动装置 [机] belt driving device ; belt drive unit ; belting ; belt gear

波带传动皮带传动装置 belt drive

帆布带传动装置 canvasbelting ; canvas belting

开口皮带传动装置 [机] open belting

履带传动装置 caterpillar drive ; track drive