1.
Auto-adapted Adjustment of Difficulty Coefficient of Test Questions;
试题库中试题难度系数的自适应调整
2.
A Practical Study on the Factors Affecting the Difficulty of Mathematics Test Question in China's College Entrance Examination
我国高考数学试题难度影响因素的实证研究
3.
Research of Normal Distribution Function in the Questions Difficult Allocation Algorithm
正态分布函数在试题难度分配算法中的研究
4.
a、B and C are the parameters to describe the characteristics of questions: a-difficulty, b-separating capacity, c-guess right parameter.
a、b和c是描述试题特征的参数,分别代表试题的难度、区分度和准猜测参数。
5.
This mathematics problem is extremely difficult.
这道数学题难度很大。
6.
Discussion about the Method of Through the Examination Questions Difficult to Control Examination Papers
通过试题难度控制试卷难度方法的探讨
7.
Prior CTA of the Item Difficulty in 2007 Shanghai Mathematics (for Science Students) National College Entrance-examination.;
2007年上海市高考数学（理）试题难度事前认知任务分析
8.
The Discussion on the Item Difficulty Control of the Higher Education Self-taught Examination;
论高等教育自学考试试题难度的控制
9.
uncountable difficulties
无数的难题[困难]
10.
Difficulty & Differentiation Examined of Test Paper and Test Paper Deposity Constraction -Samples Analysis on Test Paper of Education;
试题的难度和区分度检验与试题库建设──公共《教育学》考试抽样分析
11.
Discussing on the Difficulties and Adjustments in Higher Education Self-study Exam;
高等教育自学考试试题难度及调整机制的探讨
12.
The Difficulty Analyzes and Calculate Method on Classical Test Theory
经典测试理论中试题难度分析及计算方法
13.
A Study of the Reliability and Validity of the Task and Item Number of Spoken Test of HSK(Advanced);
HSK（高等）口试题型与题数的信、效度研究
14.
The Study on Artificially Evaluation Approach of Difficulty and Discrimination;
题目难度、区分度参数人工赋值方法的研究
15.
The Relationship among Reading Strategies, Reading Question Types and Reading Performance──A study of the reading behaviour of TEM4 test takers;
阅读测试中题目类型、策略与分数的关系——TEM4考试阅读项目的答题效度研究
16.
He derided his student's attempt to solve the biggest problem in mathematics.
他嘲笑学生试图解决数学上的最大难题的企图。
17.
dive without limit
无难度系数限制的跳水动作
18.
voluntary dive with limit
有难度系数限制的自选动作