文清
文清-
当政府单位的评审或是外国学者审阅这些网站时，常会因为文意不清造成混淆而频频摇头。
When government judges or foreign scholars look at these websites , they often can only shake their heads in bewilderment .
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该文根据锥形筛清选的工作原理，推导出了锥形筛运动参数及主要结构参数的理论计算方程。
In this essay , the theoretical calculating equation of the moving and structural parameters of the conical sieve is derived according to the classification principle .