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Term | 术语 | Definition | 定义 |
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Q-wave | NULL | See WAVE: LOVE. | NULL |
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race | 激流
；水道 | Swiftly flowing water in a narrow CHANNEL or RIVER; also the CHANNEL itself which may be artificial as in a mill-race. Also a swift rush of ... more | 江河或窄水道内湍急的水流；也指渠道本身，有可能是人工的，类似于水车用的水沟。在有潮水域，由潮汐运动引起的、通过窄水道的湍流。参见tide race（急潮流）。 |
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Racon | 雷达应答器，雷达信标
| A RADAR BEACON which returns a coded SIGNAL which provides identification of the beacon as well as RANGE and BEARING. The RANGE and BEARING ... more | 一种可发回编码信号的雷达信标。这种编码信号能用于船舶识别该信标以及距离和方位。距离和方位由接收的第一个字符指示，并在雷达图像位置显示器（PPI）显示。“racon”单词派生自 radar beacon英文单词。 |
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radar | 雷达
| A method, system or technique of using beamed, reflected, and timed RADIO WAVES for detecting, locating, or tracking objects, and for measur... more | 一种利用发射、反射和调节无线电波的方法、系统或技术，用于探测、定位和跟踪目标，以及测定高度。雷达系统电子设备和仪器用来产生、发射、接收、显示无线电扫描或定位波。名称“radar”是“radio detecting and range”（无线电探测和测距）的缩写。 |
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radar: primary | 初级雷达
| RADAR which transmits a SIGNAL and receives the incident energy reflected from an object to detect the object in contrast to secondary radar... more | 通过发射信号并接收来自目标反射的入射能以探测目标的雷达。它与次级雷达不同，次级雷达在雷达发射脉冲后，接收发射机应答器通过脉冲触发后所发回的脉冲信号。 |
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radar: secondary | 辅助雷达 | See RADAR: PRIMARY. | 参见primary radar（主雷达）。 |
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radar altimeter | 雷达测高仪
，雷达高度计 | See ALTIMETER: RADIO. | 参见radio altimeter（无线电测高仪）。 |
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radar beacon | 雷达信标
| A TRANSPONDER BEACON transmitting a coded SIGNAL on radar frequency, permitting an interrogating craft to determine the BEARING and RANGE o... more | 一种按雷达频率发射编码信号的无线电应答信标，可使询问船只以询问方式测定其方位与距离。亦称racon（雷达应答器）。 |
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radar bearing | 雷达方位
| See BEARING. | 由雷达所测得的方位。 |
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radar buoy | 雷达浮标
| See BUOY. | 装有一组雷达反射器的浮标。 |
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radar chain | 雷达台链
| An arrangement of radar sets in a chain usually used for vessel traffic control. | 配置成链的雷达台组，一般用于船舶交通控制。 |
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radar chart | 雷达导航图
| See CHART. | 主要为配合雷达使用或适于雷达使用的海图。 |
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radar conspicuous object | 雷达显著目标 | An object which returns a strong radar echo. | 能反射回强烈雷达回波的目标。 |
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radar dome | 雷达天线（整流）罩
| A dome shaped structure used to protect the antenna of a radar installation. | 用于防护雷达站天线的圆拱形结构。 |
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radar line | 雷达警戒线
| See RADAR GUIDED TRACK. | 参见radar guided track（雷达导航线）。 |
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radar surveillance station | 监视雷达站
| A radar station established for traffic surveillance. | 为交通监视而设立的雷达站。 |
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radargrammetry | 雷达摄影学，雷达图像测量术 | The process of obtaining reliable measurements in bi- and three-dimensional image processing by means of RADAR. | 通过雷达获得可靠测量成果的科学。 |
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radar guided tracks | 雷达导航线，雷达导航带
| Recommended TRACKS along which ships can be guided by coastal radar stations in the event of bad VISIBILITY. | 在能见度不良情况下，船只可在海岸雷达站引导下通过的推荐航线。 |
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radar reflector | 雷达反射器
| A device capable of or intended for reflecting radar signals. | 能够用于或专门用于反射雷达信号的装置。 |
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radar-responder | 雷达应答器
| See RADAR BEACON. | 参见radar beacon（雷达信标）。 |