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视线；视准线；照准线
1、sight───vt.看见；瞄准；n.视力；景象；眼界；见解；adj.见票即付的；即席的；vi.瞄准；观看
2、poor sight───[医]视力不良；视力低下
3、line of sight───[光][生理]视线；瞄准线；视线，瞄准线
4、line line───线条线条
5、first sight───第一眼；乍看起来；初见
6、sight reading───一看就能奏出、唱出或译出的本领；视奏，视唱；读谱训练
7、unjust sight───不义之见
8、dioptric sight───屈光视力
9、sight words───视觉词，常用词（sightword的名词复数）
1、A method of determining the sight line offset and its causes with - out adjusting the trunnion is suggested.───提出了一个不必调整炮耳轴水平而测定瞄准线偏移及其原因的方法。
2、In practice of course there will be a dynamic lag in the antenna following the sight line.───当然，实际上在天线跟踪视线的过程中是会有动态滞后的。
3、Basically Analysis of the Sight Line and the Road in Space-experience of Building───建筑空间体验中视线与路线的基本分析
4、Building of Mathematical Model of Sight Line for Laser Helmet Mounted Display and Sight System───激光式头盔瞄准具瞄准线数学模型的建立
5、If the sight line does not rotate in space then no steering commands are necessary as a missile is on a collision course.───如果视线在空间不转动，那么DaoDan总是在遭遇航线上，这就无需Cao纵指令。
6、The invention can collect front sight line of human, bringing people the sense of eye contact;───本发明可以采集到人的正对视线，这样给人的感觉是进行目光交流；
7、Technique realization for trailing sight line in simulated vehicle driving───车辆模拟行驶中视线跟踪技术的实现
8、reasons of five error sources including vertical axis, horizontal axis, sight line coder, TV undershooting value which can result in TV tracking system errors are analyzed.───分析了电视跟踪XiTong的垂直轴、水平轴、视轴、编码器、电视脱靶量五个误差源产生误差的原因，探讨了误差的取舍方法及相应的计算公式。
1、The light ray from the CRT center point through the pilot eye point parallel with the optical axis of the head-up display is the zero sight line.
2、A method of determining the sight line offset and its causes with- out adjusting the trunnion is suggested.
3、The test for compensating of the sight line error for missile radome has been done by the semi-real simulation system, which shows the highly precise compensation for missile homing.
4、Its properties are strengthed when this method is used in three point perspective drawing, compared with traditional method of sight line.