It is necessary to survey in field assisted by remote sensing technology in that area.
在该地区有效地运用遥感技术来辅助野外实地调查十分必要。
2
The Oak Brook Police department was assisted by several surrounding-area departments, said Officer George Peterson, a department spokesman.
警方发言人乔治·皮特森警官称：橡树溪警方是在周围地区几个部门的协助下开展工作。
3
How to prove the quality of web-assisted instruction, especially instructional evaluation of teachers in this brand-new teaching area, is to be urgently settled at the present time.