求翻译：本次设计的主要构件包括传动系统、夹具体、回程装置，紧急刹车装置等。由PLC控制液压方向阀，完成工件的加紧，进给运动，回程，退刀。制动装置则为人工扳动紧急制动手柄。是什么意思？

The design of the main components, including transmission, folder specific return device, the emergency brake. Hydraulic directional control valve is controlled by the plc, the completion of the workpiece to step up, feed motion, return retraction. The brake was artificially pulled the emergency bra

This design of the main components include drive systems, concrete, return unit, the emergency brake. Control by PLC hydraulic directional valve, and the workpiece, and the stepped up to the campaign to return to the knife. Braking is a manual pull the emergency brake handle.

This design primary member including the transmission system, the jig body, the return trip installs, emergency brake installment and so on.By the PLC control hydraulic pressure direction valve, completes the work piece the step-up, the feed motion, the return trip, draws back the knife.The arrestin

Major components of this design include transmission system, fixture, return unit, the emergency brake. By PLC controlled hydraulic directional control valves, complete job, feed motion, return, lead. Brake device for artificial throw an emergency brake handle.

正在翻译，请等待...