专用机车 meaning in English

special locomotive

The product of garment line has 300 sets sewing - machines , and has 35 sets specific machines which include triple machine , five line machine , the no . of the workshop is 100 which 10 is the scientific and technical personnel , 15 persons who checked on the quality
皮服装生产线有高平缝纫机车300台，三线机、五线机、珠边机、双针机、切边机、烫衬机等多种专用机车35台，员工100名，技术人员10名，质检人员15名。