preliminary survey〔名词〕初测详细»
preliminary survey〔名词〕初测详细»
preliminary survey〔名词〕初步调查,初步检查详细»
preliminary survey〔名词〕初测,预测,初步调查,初步检查详细»
初步调查preliminary examination;preliminary investigation详细»
初步调查preliminary inquiry;preliminary investigation详细»
初步调查preliminary examination详细»