探测的

For the active acoustic fuze for a torpedo on the basis of the distance measurement done by using acoustic pulses, the echo of a randomly undulating wave is a main disturbance to recognize a surface ship.

摘 要：基于脉冲回声探测的主动声引信识别水面舰船，随机起伏的波浪回声干扰是限制其可识别水面舰船最小吃水的主要因素。

The research contents of this topic be how make use of coarseness to gather a theoretical information fusion method to carry on a fire judgment and report to the police, and design a fire to probe into on this foundation of system.

本课题的研究内容就是如何利用粗糙集理论的信息融合方法进行火灾判断和报警，并在此基础上设计火灾探测的系统。

In the signal processing, the electronic heterodyne demodulation method was adopted to deal with the signals received by high-speed photodiodes.

系统在利用无线电雷达信号处理方式的同时，保留了激光探测的优点，位移测量系统具有良好的重复性。

In this paper, the theories of lunar control network foundation and lunar map projection are studied. Three foundation methods of lunar control network and the progress in American lunar control network are summarized and analyzed.

月球大地测量是月球探测的主要任务之一，本文主要对月面大地控制网的建立理论以及月球投影的理论和方法进行研究。

By adopting atmospheric condition of the midlatitude summer model in the daytime, no clouds urban aerosols, spring-summer aerosol profiles and background stratospheric profiles extinct model, the typical spectrum characters of target background radiance, contrast and transmittance are computed by the radiative transfer computation software MODTRAN, and then the spectrum characters in the wavelength bands are analyzed.

选择中纬度夏季白天、无云城市气溶胶模式、春夏季气溶胶廓线以及背景平流层廓线和消光的大气条件，利用辐射传输计算软件MODTRAN计算了目标背景亮度、对比度以及透过率的典型光谱特征，并进行光谱特征分析，然后在其他大气模式下对所选波段进行了验证，从而选择出目标探测的最优波段。

A rocky outcropping examined by the rover had ripple patterns and concentrations of salt — considered signs that the rock formed in standing water.

被火星车探测的一块露出地表的岩石有着涟波图案和浓缩盐——这被认为是岩石是在死水中形成的迹象。

In this paper, assuming that the satellite pairs of SST are in near circle polar orbits, the spectrum relationship between the lunar gravity field and intersatellite ranging system is established by using analytic method.

文章引入已有的解析方法在理论上分析卫星间精密测距与月球重力场信号的频率响应关系，并通过模拟计算，以分析月球卫星跟踪卫星方法应用于月球重力场探测的可行性和恢复重力场的能力。

This research makes progress in HF radar area.

本研究为进一步完善地波超视距雷达探测的功能提供了新的方法。

The result shows that the algorithm has enough precision and can satisfy the need of roll angle detection for simplified guidance for conventional ammnitions.

仿真结果表明，该解算方法具有较高的精度，基本能够满足常规弹药简易制导滚对转角探测的需要。

A diver explores the wreckage of a Japanese World War II fighter plane near the town of Rabaul in Papua New Guinea.

一名潜水员探测的残骸是日本的二战战斗机在拉包尔镇，巴布亚新几内亚。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失