单词	underwater positioning
释义	underwater positioning 水下定位
随便看	Maintains good housekeeping and line discipline maintain sharp vigilance maintain silence maintain skill maintain social harmony and stability maintain social order Maintains of the Offset Press Maintains packaging spec.and data Maintain specific records on accounts maintain spectacularly maintain speed Maintains production records or reports maintain stability maintain stability of public order maintain stand maintain standard maintain state maintain-steady-restrict-chaos maintains the method Maintains the proper training files Maintain store and stockroom organization maintain strategic communication maintain strategy maintain strength maintain strict neutrality