echo的例句大全

Maximum entropy spectral estimation and LMS adaptive algorithm were proposed to extract the reflection echo signal of laser ranging system.

提出了最大熵谱估计和LMS自适应算法提取激光测距系统的反射回波信号。

Echo ranging of the South Sea Lion

南海狮的回声定位

Design and analysis of the lower electronic noise circuit with a ultrasonic pulse echo ranging system

低噪声回波测距系统的电路设计与系统分析

Application of impact-echo method to checking concrete quality

用冲击回波法检测混凝土质量的结构模型试验

Simultaneous bottom characteristics surveys were made by using dual-frequency echo sounder and box corer in an experimental sea area, and the bathymetric data and samples for different types of bottom material were obtained.

在典型的实验海区，使用双频测深仪和箱式取样器，对海底进行同步探测，获取双频测深仪不同底质类型数据。

Validity and feasibility of the finite difference time domain method is demonstrated by the echo-wave signal of a flat bottom hole block.

通过与平底孔试块实际缺陷回波信号的对比，验证了脉冲超声波有限差分法模拟计算的有效性和正确性。

Analysis on the correlation between dense echo of fetal intestinal canal and fetal abnormities

胎儿肠管强回声与胎儿异常的相关性分析

Two radar echo tracking methods and comparison between their accuracies

雷达回波跟踪的两种方法及精度比较

These three principles echo the absurdness of the world and solitude of individual in atheistic existential literature.

这三大原则表现在无神论存在主义文学里，就反射出世界的荒谬与个人的孤独。

This approach greatly helps to correct the pre-echo inherent in the sinusoidal model.

这种算法有效的解决了正弦模型固有的预回声效应,提高了重建音频的质量.

Echocardiography results: ( 1) Echo showed that aneurysm, acting as bulge and akinesis or dyskinesis, involved apex and the anterior and lateral wall of LV.

超声心动图结果：（1）室壁瘤累及心尖部和左室前侧壁，局部膨出，运动消失或呈反常运动。

Outside the house, the soft rumble of wheels and the clip-clop of hooves echo through the still night.

在房子之外，软的隆隆声轮子和蹄夹子嗒嗒声整寂静的晚随声附和。

The software design measuring the wind field in echo area by use moment invariant and correlation methods

矩不变量和相关法测量雷达回波区流场的软件设计

I watched sea, while listening to the echo of the sea.

我一边看着大海, 一边倾听着大海的回声.

The complex scene is simulated, based on the non-correlation of multi-kinds of radar echo signals.

利用各种雷达回波信号之间的不相关性, 实现了复杂场景的数字仿真.

Through analyzing the characteristics of SAR echo signal, a new DECM approach ( False Image Jamming Based on Phase Modulation) is proposed.

对该方法的干扰原理进行了深入分析并进行了仿真实验。

The crowd applauded to the echo.

人们热烈鼓掌,掌声经久不衰.

When he had finished his speech, his audience cheered him to the echo.

讲一结束, 听众就对他大声喝彩.

The team captain was cheered to the echo when he was the cup.

队长举杯时得到热烈的回应,这使得他很受鼓舞.

Methods Twenty-eight patients with APE were included, with mean age of 56 ± 16, and PaO 2, electrocardiogram ( ECG), echocardiogram ( ECHO) and ventilation/ perfusion lung scan were performed.

方法APE患者28例，平均年龄（56±16）岁，结合临床表现、ECG和超声心动图（ECHO）等检查，同时行同位素肺通气灌注扫描确诊。