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precipitate造句
31. The solution is then returned to the original temperature and the precipitate which reforms is allowed to settle and then separated. 32. A relatively small withdrawal of oil from the world market in October 1973 was sufficient to precipitate an acute crisis. 33. If taken to extremes, such policies carried within them the potential to precipitate a catastrophic decline into hyperinflation. 34. The events that immediately precede a strike are more accurately defined as the factors which serve to precipitate the ensuing conflict. 35. It is perhaps surprising, therefore, that ascorbic acid, a known reducing agent, can precipitate haemolysis. 36. As with herpes of the lip there are certain provoking factors which tend to precipitate an attack. 37. This is enough, it would seem, to precipitate the verbal and physical abuse which follows. 38. Usually the surface requires some preparation, often etching, to receive and retain the precipitate. 39. Ken Behring might precipitate the first documented instances of scalpers selling Personal Seat Licenses at below face value right before kickoff. 40. Not that I was ever a big enough wheel in the machine to precipitate its destruction on my own. 41. What if we could precipitate a revolution in engineering design generally? 42. I have much sympathy with those who warn against precipitate novelty in the food industry. 43. Starlings, blundering among the chimney pots, precipitate small avalanches over their tails. 44. Alternatively, an external event like the death of a loved one can precipitate change. 45. Cannulation and contrast injection of an occluded, and often already infected, bile duct may precipitate overt cholangitis or septicaemia. 46. Tricyclic antidepressants and phenothiazines may precipitate seizures in an occasional patient who has predisposing risk factors for epilepsy. 47. And an extended payments schedule might well recover the debt more surely than strict enforcement - which might instead precipitate financial collapse. 48. In contrast to hemoglobin F, most hemoglobins will denature in alkaline solution and precipitate upon the addition of ammonium sulfate. 49. An attack on the country could precipitate a world war. 50. She makes no attempt to precipitate Lucy into any engagement, agreeable to her or otherwise. 51. X precipitate phase and the lath structure. 52. Iron and aluminum compounds precipitate as a voluminous sludge. 53. This precipitate dissolves in an excess of aqueous ammonia. 54. Forsteritic olivine almost invariably represents primary precipitate material. 55. Emitters on trickle system can be blocked by precipitate. 56. Many of our current problems have been caused by precipitate policy making in the past. 57. Total solvable peptide content in the fermented fishmeal was determined by using the biuret method, and polypeptide in the precipitate by using Kjeldahl method. 58. He thought Miss Archer sometimes of too precipitate a readiness. 59. The cobalt oxide is produced from cobalt catalyst waste by using acidolysis precipitate method. 60. Result:Four compounds, namely 10 nonacosane, 24 methylenecycloartanol, stigmasterol and dacosterol have been isolated from the precipitate of the plant's methanol extract.