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31. When the term "annealing" is applied to ferrous alloys without qualification, full annealing is implied.

32. In the first step , a ferrous iron solution is oxidized to ferric iron.

33. Inert gas welding is the preferred method of joining several ferrous and nonferrous alloys.

34. SS 50is suitable for machining all the ferrous metals, steels and difficult to machine materials, such as stainless steel, high nickel steel and heat resisting steel.

35. The ferrous oxide and carbon make slag foaming, and zinc and lead enter the secondary dust after reduction.

36. The chitosan oligosaccharide chelating ferrous can improve the utilization rate of ferrous, is expected to have important application valve in the fields of food and feed additive.

37. Three, for magnetic separation for the ferrous oxide content why magnetite taller jump over?

38. To develop environmental protection type composite ferrous - titanium anti-rust coating by using composite ferrous - titanium anti-rust pigment.

39. The QXF-3 detergent for cleaning ferrous sulfide is effectively used in desulphurizing system of catalytic cracker.

40. A new suitable mixture reductant of ammonium ferrous sulfate and fruit sugar was used for the determination of phosphorus by the molybdenum blue spectrophotometry.

41. On the rigid surfaces of non - ferrous metal as finish , concrete, asbestos-cement board, plank, polymeric ester etc.

42. This series machine is suitable of ferrous, nonferrous metal and some kinds of non-metal materials with hard alloy, high capacity and high speed steel tools.

43. Ordinarily, standard ferrous sulfate loses strength with age, due to air oxidation.

44. Due to the excellent mechanical properties, in - situ ferrous matrix composites can be used in as-cast condition.

45. Case Hardened : a case hardened fastener is a fastener of ferrous material having a surface which has been made harder than the core.

46. General among low-temperature fire, glazed glass and not when the iron oxide inside the embryo was reduced to ferrous oxide and super - white.

47. Ferrous metals , timber, and pulp seem to offer the main field of reduction.

48. Nodules contain a mixture of ferrous and ferrous - oxy leghemoglobin.

49. Minerals: Calcium phosphate, ferrous sulphate, magnesium sulphate, trisodium citrate, zinc sulphate(sentencedict.com), potassium iodide.

50. Titanium pigment, 1398 moderate protein kinase, potassium nitrate, sodium nitrate, inositol, ferrous sulfate, etc.

51. Baths are ferrous chloride electrolyte and contain L - ascorbic acid as additive.

52. A third example is the ferrous sulphide which we mentioned in the previous chapter.

53. Methemoglobin --- The oxidized form of hemoglobin, containing iron in the ferric rather than the ferrous state, that is incapable of binding oxygen.

54. Financial transaction Today, the top five were: non - ferrous metals, finance, coal oil, medicine.

55. Many enzymes require metal cofactors , e. g. ferredoxin requires ferrous and ferric ions.

56. The Technical evaluation state that the mineral water of river Weina contains large quantities of carbon dioxide gas, ferrous metal ion, carbonic acid, calcium nitrate etc 20 varied mineral substance.

57. Power venture, gold , commercial chains, such as top plate decreases, non - ferrous metals, telecommunications, insurance, drop center plate .

58. Aluminum, copper, and the alloys, Bronze and Brass, are common non - ferrous metals.

59. Conversion of ferrous to ferric iron occurs readily upon aeration at PH 7 . 0 - 7. 5.

60. Die cast A 1 - Si , ferrous M product and gray iron are selected to perform wear resistanee test.