For example, new surveytechniques have enabled us to detect population increases when the starfish are quite young, so we can be ready for them.
例如，新的调查技术使我们能够在海星很小的时候就发现它们的数量增加，所以我们可以为它们做好准备。
2
If we rely on standard market surveytechniques, we will yield old data rather than cutting edge, emerging trends.
假如我们依赖一般的市场调查，只能生成陈旧的数据，而不能领导新兴的潮流。
3
GPS has been playing a very important role which can not be taken by the traditional surveytechniques in long distance sea-spanning bridge construction.