超声的

The blade is in ultrasound-transmitting physical contact with the handpiece proximate the vibration antinode and apart from where the medical ultrasonic blade is threadably engaged by the handpiece.

所述刀在靠近振动腹点并且远离医疗超声刀与手持件螺纹接合的位置处与手持件超声传输物理接触。

This paper takes use of the features of ultrasonic grinding which can make the macroscopic force, stress and calory in grinding lower, and then utilizes relevant abrasive in the ultrasonic grinding.

本文利用超声加工宏观磨削力、磨削应力、磨削热小，对加工材料表面损伤低的特点，再结合相关磨料对高精度超薄水晶片表面进行超声磨削加工。

The accuracy, sensitivity and specificity of the prediction to the myocardial viability were evaluated with DSE according to the actual recovery of the myocardial contractibility about six months after PCI.

以冠脉介入治疗术后6个月静息超声心动图心肌收缩运动恢复情况为标准评价多巴酚丁胺负荷超声心动图预测存活心肌的准确性、敏感性和特异性。

ABSTRACT Objective:To investigate the diagnosis of chronic cystitis with ultrasonography.

摘 要 目的：探索超声对慢性膀胱炎诊断的可行性价值，寻找和总结超声诊断规律和特点。

The decoloration effect by using ultrasound alone, the ozonation and the ozonation with ultrasonic enhancement has been studied.

对比了单独超声、超声协同臭氧氧化分散蓝染料的处理效果。

Results: All the 14 cases showed hypoechoic masses at the right of pancreas head or inferior to pancreas head. Thirteen cases were diagnosed as duodenal tumor by ultrasonography, another one was diagnosed as enlarged lymphnode. Of all the 14 cases, 13 cases were duodenal tumor demonstrated by the surgical and histological examination, one case was diagnosed as duodenitis by duodenoscopy.

结果：超声检查14例均表现为胰头附近的低回声肿块，13例超声诊断为十二指肠肿瘤，1例诊断为腹膜后肿大淋巴结。14例中，13例经手术病理证实为十二指肠肿瘤，1例经十二指肠镜诊断为十二指肠炎。

However, electrocardiography is useful in selecting out those individuals who may have pathological left ventricular hypertrophy for subsequent echocardiography.

然而超声心动图在挑选那些可能有生理性左室肥厚需要再次超声检查的个体有一定价值。

Results Ultrasound studies have demonstrated that 14 cases chromosomal defects are associated with multiple fetal abnormalities, including 11 cases cardiac abnormalities (78.6%), 9 cases hydroamniofluids (64.3%), 8 cases mild ventriculomegaly (57.1%), 7 cases fetal growth restriction (50%), 5 cases abnormal umbilical arterial doppler waveforms (35.7%), 4 cases esophageal atresia (28.6%), 3 cases exomphalos (21.4%), 1 cases clubhands (7.1%), 1 cases cleft lip (7.1%).

结果 14例胎儿产前超声检查均发现二项以上的超声表现异常，其中心脏结构异常11例（78.6%）；羊水过多9例（64.3%）；脑室增宽8例（57.1%）；胎儿生长受限7例（50%）；脐动脉血流指标增高5例（35.7%）；食道闭锁4例（28.6%）；脐疝3例（21.4%）；腕关节异常1例（7.1%）；唇裂1例（7.1%）。

The effect of time,power and volume of water sample of ultrasonic to extermination rate and water quality were studied.

在超声波破碎过程中，超声波的超声时间、超声功率及水样体积对其杀灭率。。。

The conventional gray scale ultrasound examination is of great significance in the early detection of breast tumors.

常规二维超声结合彩色多普勒超声检查对乳腺肿瘤的早期检出具有重要价值。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。