1.
A Contrastive Analysis of the Difficulty and Errors in Learning Chinese Vowels by South Korean Students;
韩国学生韵母偏误的发展性难度和对比难度分析
2.
Gymnastics skills are divided into five levels of difficulty.Levels range from "A"which is the easiest,t0"E",the most difficult.
体操技巧根据难度分5个级别,难度级别从最简单的A级到难度最大的E级。
3.
ANALYZE THE DIFFICULTY IN CARRYING OUT NOVEL MEDICAL REFORM BLUE PRINT
新医改方案颁布之后的落实难度分析
4.
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
5.
The four sections are presented in order of difficulty.
为显示难度，这四个部分按难易程度排列的。
6.
A Tentative Study of L2 Lexical Difficulty and Grading of Lexical Difficulty Factors;
第二语言词汇难度及难度因素分级研究
7.
A Typical Breakdown Analysis of a 721 Spectrophotometer;
721分光光度计一例疑难故障分析
8.
Study on reliability,difficulty and differentiation of examination of computer-based case simulations
计算机模拟病例考试信度、难度及区分度研究
9.
Analysis and Evaluatoin of Sports Statistics Testing Paper's Difficulty and Differentiation
体育统计试卷的难度与区分度分析和评价
10.
be inextricably involved (in a dispute) or locked in a struggle | be sentimentally attached to each other
难分（解）难解（分）
11.
At the Olympics, each is given a degree of difficulty, the higher the difficulty the higher the score.
在奥运会，每项运动都要确定其难度。难度越大，得分越高。
12.
Interaction with season makes analysis difficult.
与年度季候的互相影响，使得分析困难。
13.
She pass through a difficult period after her marriage fail.
她婚姻破裂後一度十分困难。
14.
She passed through a difficult period after her marriage failed.
她婚姻破裂后一度十分困难.
15.
Analysis on Difficulty of Movements in the 2006 Word Aerobics Championships;
2006年健美操世界锦标赛难度动作分析
16.
The Analysis of the Difficulty Changes in the New FIG Aerobic Gymnastics Code of Points;
国际竞技健美操新规则难度变化分析
17.
An Analysis of Difficulty Planning in Aerobic Gymnastics for Men’s Individual Event;
竞技健美操男单运动员难度编排分析
18.
Difficult Points in the Reform of the Assignment System Within the Institution of Higher Learning and Measures to be Taken;
高校内部分配制度改革的难点与对策