词汇	visual direction finding
释义	visual direction finding 视觉探向
随便看	Alternate soaking alternate soaking process alternate source Alternate Space Defense Agency Alternate Space Defense Center alternate space defense operations center Alternate Space Inversion alternate species Alternate spelling for disk alternate spells of chill and fever alternate-spiral Alternate Splicing Alternate Splicings alternate sponsorship alternate spring alternate sprinkler system alternate stage alternate stages of flow alternate standard alternate standard keyboard alternate startup alternate startup file location alternate statement alternate static port alternate static pressure source