navigation n. 1.航行;导航;领航;航海[航空]术。 2.〔集合词〕船。 3.〔古语〕航路;海上交通。 aerial navigation 空中航行。 inland navigation 内河航行。 astro navigation 宇宙航行;天文导航。 blind navigation 仪表导航。 the N- Acts 〔英国〕航海条例。 There has been an increase in navigation through the canal. 通过那条运河的船数增多了。 adj. -al
In order to finding the best structure of fleets , the nonlinear optimization method is adopted in chapter five , studying distributing ships for certain navigation line 木沦义汁次将几川十船w选优方刑,通过对单船和船队两利叫讣、汀比状忐1八喉
Radar echoes include echoes of lands , islands , all kinds of moving targets , racon , sart and sea , etc . arpa marks consist of fixed range marker , variable range marker , electronic bearing line , guard zone , heading - line , parallel index ( 4 navigation lines ) , vector lines ( or pad ) and past track information of tracked target ships , marks of trial manoeuvres , ect 雷达回波包括陆地、岛屿回波,各种活动目标的回波,雷康、 sart回波,海杂波等。 arpa符号包括包括固定距标圈、活动距标圈、电子方位线、警戒圈、船首线、 pi线、已录取目标的矢量线以及历史航迹(或pad ) 、试操船符号等。
Highway : it is an intersetion of weiwu expressway ( nationhighway ) , pengshui highway , muhuang highway ( bothprovincialhighways ) and pengfeng highway ( town - levelhighway ) . itisalso connected with jiqing , tongsan expressways as wellas the expressway network in three provinces in northeast china through penglai ? dalian ro - ro navigation line . the transportation is quite convenient 公路? ?国道威乌高速、省道蓬水路牟黄路、县道蓬丰路在此交汇,连接济青高速、同三高速,通过蓬(莱)大(连)滚装航线与东北三省高速公路相接,形成四通八达的公路交通网。