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31. Niekle - based composite alloy powders were deposited on the Surface of Q 235 steel by plasma - arc surfacing.

32. Based on the study on the analogously controlled power source for strip surfacing, a newmicrocrocomputer controlled automatic welding machine is developed for strip surfacing.

33. Studies were made for the effect of alloy composition and water atomisation on high chromium iron powder for plasma transferred arc surfacing.

34. Surfacing through constant current source circuit, the amplifier circuit, AD0804 analog-to-digital conversion chip temperature reading.

35. The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .

36. Plasma - arc welding ( PAW ) may be used for hard surfacing, overlaying and fully automatic butt welding.

37. For surfacing welding roller and over - heat steam valves.

38. Combined with the bridge surfacing design of Donghai Bridge, the paper studied and produced high-powered compound modified asphalt through mixing lake asphalt into SBS modified asphalt.

39. Wear - resistant alloy welding - usually surfacing STELLITE alloy, is the best sealing materials.

40. Some of the shortcomings in vetting are surfacing within the insurance companies themselves.

41. The article discussed the welding parameter, surfacing position and magnetic control to affect welding process and overlay properties.

42. Aluminum bronze, wear and corrosion and high strength. Welding or surfacing of copper alloys.

43. High-speed steel layers were coated on the pick's base by surfacing welding technology and bonded with the base metal metallurgically.

44. Be truthful, and you don't have to worry about the real surfacing and spoiling your chances.

45. Design a new type composite heater for large roller's pre - heat, surfacing and heat treatment.

46. To protective material used in surfacing and finishing flake off.

47. By using plasma arc method a copper base alloy surfacing weld was formed on steel Q235, with Sn P bronze powder with nickel base alloy powder.

48. The automatic control method of open arc surfacing welding system was studied for the milling roller.

49. Finally introduce the surfacing and the service condition of the experiment road.

50. Surfacing in warm winter waters off the Baja California coast, a gray whale flashes its baleen plates by a boat.

51. Adopting external magnetic control to overcome undercuts and poor bead characteristics leaded by higher wielding currents and wider strip electro-slag surfacing is an effective method.

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52. The light beam surfacing system was developed which consisted of light beam generator, optical focusing system, powder-feed apparatus and work table.

53. Wear tests of 45 steel, as standard sample, and D8, D9 wear - resisting surfacing materials were carried out by sand slurry abrasion tester with vertical multi - clamps under concrete condition.