We often carry on a lot of operations in the rabbits. Success or failure and mastership degree of experimental operation affect directly the research results and teaching effect.
在家兔的实验中经常要进行各种操作，这些操作的熟练程度直接影响到研究结果和教学效果。
2
This paper investigates the possible USES of operationsresearch (OR) models and its techniques in industrial engineering (IE).
调查研究了运筹学(OR)模型及其方法在工业工程(IE)的应用情况。
3
This paper investigates the possible uses of operationsresearch( OR) models and its techniques in industrial engineering( IE).