从海图上查得GPS船位修正的说明中有“Latitude2′.10Northward,Longitude1′.4Eastward”字样。GPS的经、纬度读数为:30°40′.2S,15°12′.5W。则用于海图上定位的数据应为()。 ["A.30°41′.3S,15°12′.9W","B.30°40′.0S,15°11′.5W","C.30°39′.2S,15°12′.3W","D.30°38′.1S,15°11′.1W"]
从海图上查得GPS船位修正的说明中有“Latitude1′.0Northward,Longitude0′.2Eastward”字样。GPS的经、纬度读数为:33°40′.2S,10°12′.5W。则用于海图上定位的数据应为()。 ["A.33°40′.2S,10°12′.5W","B.33°41′.2S,10°12′.7W","C.33°39′.2S,10°12′.3W","D.33°40′.0S,10°11′.5W"]
阀门型号中,J代表截止阀,Z代表闸阀,H代表()阀。 ["A、安全","B、止回","C、疏水","D、齿轮"]
A42Y—16C中,16代表()。 ["A、公称直径","B、公称压力","C、材质","D、法兰"]
已知起航点纬度φ1=36°12'.6N,两地间纬差Dφ=08°06'.2N,则到达点纬度φ2为()。 ["A.34°18'.8N","B.28°06'.4N","C.44°18'.8N","D.28°06'.4S"]
新时期,“伤痕文学”以刘心武的()、卢新华的()、周克芹的()等为代表。