difficult problem造句

例句与造句

1. a difficult problem or two occupied his mind .
   有一两个困难问题在他心里回旋。
2. as a last resort, there is a trick to solve some difficult problems .
   万不得已时有个诀窍可以用于解决难题。
3. how to improve the quality of products was a difficult problem to him .
   如何提高产品质量对他来说可是个难题。
4. the field of aesthetics presents an especially difficult problem to the historian .
   美学领域向历史学家提出了一个格外困难的问题。
5. the presence of water containing hard particles presents a difficult problem for the sealing .
   含有坚硬颗粒的水，给密封带来一个难题。
6. It's difficult to find difficult problem in a sentence. 用difficult problem造句挺难的
7. how to satisfy this mass demand and at the same time maintain cultural standards is a difficult problem .
   如何在满足这一广大需要的同时又能保持文化水准是个难题。
8. this nice and difficult problem could only be solved in relation to the news and events from week to week .
   这一细致而困难的问题，只能和每周的消息和事态联系起来才能得到解决。
9. a more difficult problem is the quantitative description of the secondary breakup of the initial spray by high velocity combustion gas .
   一个更困难的问题是关于高速燃气使初始喷雾二次破裂的定量描述。
10. crime is a difficult problem in many cities
    犯罪在许多城市都是令人头痛的问题。
11. user and group management is a difficult problem
    用户和组管理是一个困难的问题。
12. research on some difficult problems of insurance fraud
    保险诈骗罪疑难问题探析
13. she was faced with a difficult problem / decision
    她面临一个困难的问题/选择。
14. on the difficult problems in evaluating qualified personnel
    探析人才评价的难点问题
15. some difficult problems about patient selecting doctor
    中一些难点问题的剖析
16. this is the difficult problem that legal place faces
    这是法律所面临的难题
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