常用经典英语论文写作句型 [4]
论文作者:佚名论文属性:短文 essay登出时间:2009-04-16编辑:黄丽樱点击率:30403
论文字数:2265论文编号:org200904162326582361语种:英语 English地区:中国价格:免费论文
关键词:BeginningDetailsReviewSectiondifferent
in xx.
28. Since then, the subject has been extensively explored and it is
still under investigation as well in methodological aspects as in
concrete applications.
29. Many research studies have been carried out on this topic.
30. Problem of xx draws recently more and more attention of system
analysis.
31. Attempts to resolve this dilemma have resulted in the
development of
32. Many complex processes unfortunately, do not yield to this
design procedure and have, therefore, not yet been automated.
33. Most of the methods developed so far are deterministic and /or
probabilistic in nature.
34. The central issue in all these studies is to
35. The problem of xx has been studied by other investigators,
however, these studies have been based upon classical statistical
approaches.
36. Applied ... techniques to
37. Characterized the ... system as 38. Developed an algorithm to
39. Developed a system called ... which
40. Uses an iterative algorithm to deduce
41. Emphasized the need to
42. Identifies six key issues surrounding high technology
43. A comprehensive study of the... has been undertaken
44. Much work has been reported recently in these filed
45. Proposed/Presented/State that/Described/Illustrated/
Indicated/Has shown / showed/Address/Highlights
46. Point out that the problem of
47. A study on ...was done / developed by []
48. Previous work, such as [] and [], deal only with
49. The approach taken by [] is
50. The system developed by [] consists
51. A paper relevant to this research was published by []
52. []'s model requires consideration of...
53. []' model draws attention to evolution in human development
54. []'s model focuses on...
55. Little research has been conducted in applying ... to
56. The published information that is relevant to this research...
57. This study further shows that
58. Their work is based on the principle of
59. More
history of ... can be found in xx et al. [1979].
60. Studies have been completed to established
61. The ...studies indicated that
62. Though application of xx in the filed of xx has proliferated in
recent years, effort in analyzing xx, especially xx, is lacking.
Problem / Issue / Question
63. Unfortunately, real-world engineering problems such as
manufacturing planning do not fit well with this narrowly defined
model. They tend to span broad activities and require consideration
of multiple aspects.
64. Remedy / solve / alleviate these problems
67. ... is a difficult problem, yet to be adequately resolved 68. Two major problems have yet to be addressed
69. An unanswered question
70. This problem in essence involves using x to obtain a solution.
71. An additional research issue to be tackled is ....
72. Some important issues in developing a ... system are discussed
73. The three prime issues can be summarized:
74. The situation leads to the problem of how to determine the ...
75. There have been many attempts to
76. It is expected to be serious barrier to
77. It offers a simple solution in a limited domain for a complex
problem.
1. There are several ways to get around this problem.
2. As difficult as it seems to be, xx is by no means new.
3. The problem is to recognize xx from a design representation.
4. A xx problem can trace its roots to xx.
5. xx [1987] used a heuristic approach to simplify the complexity of
the problem.
6. Several problems are associated with t
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