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31. Aluminium hydroxide with 99.99% of purity was obtained by two-step purifying aluminium sulfate solution made from aluminium hydroxide and sulfuric acid with industry purity.

32. The chemical 552 was prepared by two-step synthesis via the aminolysis reaction of dimethyladipate with diethanolamine, with the product yield reaching 86%.

33. Two-step thinning algorithm is adopted to process the contour thinning.

34. Testes from 18-day-old embryonic chickens were used to isolate seminiferous epithelial cells by sequential two-step enzyme digestion with collagenase and trypsin.

35. Microcapsules were prepared through two-step and one-step in situ polymerization method, with urea-formaldehyde as wall material, and tetrachloroethylene as core material.

36. The effects of pre-evaporation time on the structure and properties of PESmembranes by two-step formation.

37. American elections classically involve a two-step: the candidate runs to the extreme in the primary, then back to the centre for the general.

38. This paper analyzes the conditional stability and accuracy analysis of single- and two-step subinterval methods, and discusses the unconditional stable recurrence algorithms.

39. A new two-step control method based on the principle of optimality is proposed for the gravity-flow in open channel system.

40. In this paper, composite electrode alloy with multi-phase is prepared by two-step re-melting.

41. Anodic oxide membranes with nano-nano hierarchical structures are fabricated on the surface of pure alumina by two-step anodization.

42. However, phenolic plastic (novolac) prepared with two-step method is mostly cured with HTMA and this curing process will release ammonia from HTMA, which will corrode the copper or brass parts.

43. Neurological history taking: including symptomatology of neurological disorders, rationale and method of taking neurological history, and formulation of two-step neurological diagnosis.

44. Multifunctional polyurethane acrylates were synthesized by two-step process. The photopolymerization kinetics of multifunctional polyurethane acrylates was monitored by real-time FTIR.

45. Preparation of carbon molecular sieves(CMS)from brown coal by two-step carbonization method(TSC)has been investigated in this work.

46. The TG and DTG proved that the temperature of starting thermal degradation modified latex by trichlorobromomethane was advance, the process of thermal degradation modified latex was two-step reaction.

47. Images were fused using a prototype software application in a two-step protocol.

48. The disintegration and calculation included one-step method and two-step method which were different in calculation.

49. The suitable therapy is gonadotropic agents of two-step compound therapy.

50. Thirdly(sentencedict.com), the feature point set is filtered by the rule and two-step curve fitting method is used to obtain the dental arch form.

51. Inner cell masses(ICM)were isolated from mouse blastocysts by two-step procedure of immunosurgery.

52. Span-80 prepared in two-step synthesis process were better than other products in color, transparency, monoester content, and the application result on emulsion was good.

53. The pneumatic-hydraulic composite transmission system with two-step output liquid pressure automatic switchover from low pressure and mass flow to high pressure and little flow.

54. Fetal lymphocyte inhibitory factors ( FLIF ) are prepared by means of the successive two-step salting-out procedure using ammonium sulphate.

55. Anodie oxide membranes with nano-nano hierarchical structures are fabricated on the surface of pure alumina by two-step anodization.

56. Two-step explored factor analysis for the sub-scales extracted three factors, 70.18% of the total variances could be explained.

57. Aiming at index hand segmentation of water meter image(http://sentencedict.com/two-step.html), a two-step segmentation method based on area feature and structure feature is proposed.

58. In air, PVDC/MEE nanocomposites expressed a two-step thermal degradation behavior; the flame-resistant of nanocomposites was improved with the increasing in MEE content.

59. Our focus is 3ML-30L PET, PP and PC Two-Step auto bottle blowing machine, moulds as well as other auxiliary equipment, with various specifications.

60. The results showed that dilution methods of semen had influence in perforatorium integrity rate with the two-step dilution better than one-step dilution and slow dilution better than quick dilution.