对题 meaning in Chinese

countersubject

Finally , this paper suggests a step - by - step wdm , which is helpful for quick long - distance test preparation and constraint simplification and , provides an homological heuristic approach suitable for computerized solution . in addition , this paper provides an effective test paper quality analysis model based on relevant coefficient . the definition of relevant coefficient is introduced and the indications of relevant coefficient are analyzed from statistical point of view
对wdm模型进一步改进，对模型的约束条件进行简化，仅对题分进行严格约束，把其余的约束条件全部用题分分布体现出来，提出了便于实现快速远程组卷的简化约束条件的分步wdm模型，并给出了适用于计算机求解的相应的启发式算法。