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。

For surveyors and Engineers, to efficiently do survey work by GPS is of much more significance than to do research on GPS internal theory.

youdao

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。

For surveyors and Engineers, to efficiently do survey work by GPS is of much more significance than to do research on GPS internal theory.

youdao