1.For surveyors and Engineers, to efficiently do survey work by GPS is of much more significance than to do research on GPS internal theory.
对于丈量员和工程师来说,能有效的使用GPS进行工作比研究GPS的内部理论显得更重要。
2.Do survey design and empirical research for the power supply enterprise customer loyalty.
通过进行供电企业顾客忠诚调查设计,开展了供电企业顾客忠诚测评实证研究。
3.do survey about student activities
学生活动调查