超声的

objective to investigate the feasibility and clinical value of micro-laparoscopic thyroidectomy by ultrasonic orientation before surgery.

目的 探讨术前超声定位在微型腹腔镜甲状腺切除术的可行性和临床实用价值。

Methods QUS in tibia was measured in 143 cases of fracture and in 115 normal subjects.

143例中老年骨折病人和115例正常健康人的胫骨定量超声测量及研究。

Objective To investigate the feasibility of applying ultracision-harmonic scalpel in tonsillectomy.

目的 探讨超声刀实施扁桃体切除术的可行性。

A method for analytical calculation of the resonance length for ultrasonic torsional fatigue samples is recommended. The angular displacement amplitude and torsional stress/strain amplitude on the surface of samples are derived.

介绍了一种超声疲劳扭转试样谐振长度解析计算方法，并给出了扭转谐振状态下试样表面的角位移和应力应变分布函数。

Objective To study the efficiency and safety of torsional mode phacoemulsification.

目的探讨扭动模式超声乳化白内障吸除术的有效性和安全性。

The location and the influence of the implanted device on function of tricuspid valve and mitral valve were evaluated by echocardiography.

用心脏超声观察封堵器位置及封堵器对右、左房室瓣功能的影响。

The ultrasound prenatal screening of trisomy 18 has important clinical value.

产前超声筛查对诊断18三体综合征具有重要的临床意义。

Prenatal ultrasound is effective at detection of fetuses with trisomy 18 and find out those who need further genetic testing.

超声检查是一项安全、无损伤的产前检测技术，近年来在产前筛查和出生缺陷领域广泛应用。

Methods To analyze retrospectively the ultrasonography of 8 cases which had been karyotyped to be trisomy 18 by fetal blood sampling or amniocentesis.

对脐血或羊水染色体核型分析确诊为18三体综合征的8例胎儿超声声像图进行回顾性分析。

Objective: To investigate the CT, MRI and ultrasonographic manifestations of tuberous sclerosis.

目的：探讨结节性硬化症的CT、MRI和超声表现特征。

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。