And a star will brighten the sky; songs of joy will echo on high!
又有景星照耀天空，喜乐之歌响彻高处！
No footfalls echo on the floor.
地板上不再有足音回荡。
And in the echo wall of history the sound of my laughter will echo on.
在历史的回音壁内，你定会听到我的笑声！
Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.
回声测深仪是用来测量水深的一种声学测量设备，其以水中超声波的传播速度为确定条件，利用发射波与反射回波时间差来测量水深。
The sand body is developed as strong amplitude echo on seismic section and has a banding distribution with two sets direction on plane.
该砂层组在地震剖面上表现为强振幅反射，强振幅反射在平面上呈两组方向的条带状分布。
This article introduces the reason, course and characteristic of the new chemicals policy of European Union (REACH) and the echo on it from various fields; and sets forth the opinions and advices.
介绍了欧盟化学品新政策(REACH)的来由、历程、特征及来自不同方面的反响，并提出了意见及建议。
Objective To investigate the effects of exercise stress echocardiography (E-Echo)on cardiac function in patients with rate-adaptive pacemakers.
目的应用运动负荷超声心动图评价频率适应性起搏器对心功能的影响。
Objective: To evaluate the value of echocardiography (echo) on the diagnosis and the therapeutic observation of persistent pulmonary hypertension of the neonate (PPHN).
目的：探讨超声心动图对新生儿持续肺动脉高压的诊断及临床疗效观察价值。
Objective: To evaluate the value of echocardiography (echo) on the diagnosis and the therapeutic observation of persistent pulmonary hypertension of the neonate (PPHN).
目的：探讨超声心动图对新生儿持续肺动脉高压的诊断及临床疗效观察价值。
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