echo-pulse 回波脉冲
gradient echo pulse sequence 梯度回波序列
radar echo pulse 雷达回波脉冲
Pulse echo method 脉冲回波法 ; 脉冲反射法 ; 脉波回波法
pulse echo technique 脉冲反射法 ; 脉冲回波技术 ; 脉冲反射探伤法
spin echo pulse sequence 自旋回波脉冲序列
pulse-echo 脉冲反射波 ; 脉冲回波
pulse echo tool 脉冲回声测井仪
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Steering exposure time of a camera through control electron shutter with laser echo pulse is an effective method for inhibiting background noise.
用激光回波脉冲控制电子快门来操纵摄像机的曝光时间，是抑制背景噪声的一种有效方法。
The imaging experiment of spin-echo pulse-sequence was accomplished and images of good quality were obtained by using the homemade NMR micro-imaging system.
配合谱仪进行了自旋回波脉冲序列的成象实验，获得了较高质量的质子密度图像。
Methods 59 patients with upper urinary tract obstruction were subjected to MRU performed in a heavily T2 weighted fast echo pulse sequence in the coronal plane.
方法59例上尿路梗阻性疾病患者接受检查，MRU为冠状位快速自旋回波T2加权像。
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