能单独吊装SLA12-218B和SLA212,并能组合吊装SLA12-218B和SLA212,如                                                        

SLA12-218BVT田字架在上面吊装SLA212多只，SLA212的下面亦能吊装SLA12-218B多只                                        .      

SLA12-218BVT田字架在上面吊装SLA12-218B多只，SLA12-218B的下面亦能吊装SLA212多只                                                     

SLA12-218BVT田字架充当地面推车时在上面落装SLA12-218B多只，SLA12-218B的上面亦能落装SLA212多只，                              

SLA12-218BVT田字架充当地面推车时在上面落装SLA212多只，SLA212的上面亦能落装SLA12-218B多只