The working principle of a multi-channel ultrasonic inner inspection pig and the design scheme of its subsystems are introduced the principle block diagram is presented and many methods such as synchronous collection and memory of thickness data and orientation data are put forward .

介绍了一种多通道 超声波内检测功能机的工作原理及其各组成子系统的设计方案，给出了原理框图，同时提出了对壁厚数据和定位数据进行同步采集、 存储等方法。

Nondestructive testing ( NDT ) techniques used in material inspection fabrication inspection and inservice inspection of pressure vessels are reviewed including ultrasonic radiographic magnetic particle penetrant eddy current acoustic emission infrared magnetic flux leakage and magnetic memory techniques .

综述压力容器原材料、压力容器制造和使用过程中采用的无损检测技术，包括 超声、射线、磁粉、渗透、涡流、声发射、红外线、漏磁和磁 记忆检测技术。

It used high speed and intermittently sample to acquire ultrasonic signal and memory mapping technique to read and process digital ultrasonic signal .

以高速间隙式采样获取 超声信号，使用 内存映射技术读取和处理超声信号。

Intraoperative ultrasonic monitoring intraurethral implanting nickel - titanium shape - memory alloy net stent for benign prostatic hyperplasia

术中 超声监视下尿道内置入镍钛形状 记忆合金网状支架治疗前列腺增生症

The second method is composed of X ray method neutron diffraction method magnetism method ultrasonic method electron spot intervening method metal magnetism memory method .

无损伤测量法分为：X射线衍射法、中子衍射法、磁性法、 超声波法、电子散斑干涉法、金属磁 记忆法。

Fifty four cases of urinary retention caused by high risk benign prostatic hyperplasia were treated with intraoperative ultrasonic monitoring intraurethral implanting Nickel - Titanium Shape - memory alloy net stem from Feb 1994 to May 1997 . The results were satisfactory .

从1994年2月至1997年5月，采用术中 超声监视下尿道内置入镍钛形状 记忆合金网状支架治疗高危前列腺增生症合并尿潴留54例，疗效满意。

The application of technology of CD copy of three-dimensional dynamic pictures makes preparing parents meet their babies ahead and can make pregnancy women and else people who are not ultrasonic workers observe dynamic fetal face structures more intuitionistic by multi point of view and leave permanent memory .

三维动态图像的光盘刻录技术的应用使准父母们提前与宝宝见面，并可使孕妇及其他非 超声工作人员更直观地通过多个角度观察动态的胎儿面部结构，留作永远的 记念。

The effect of cavitation noise radiated from ultrasonic cleaning tank on learning and memory in rats is studied .

探讨了 超声清洗空化噪声对大白鼠学习 记忆 能力的影响。