查询词典 ablation

The evaporation of ZrO2 will absorb heat and relieve erosion from oxyacetylene flame on the ablated surface of the specimen, and also accelerate the mass loss of the specimen, which leads to the decrease of the linear ablation rate and increase of mass ablation rate of the composites.

产物ZrO2的蒸发吸收了材料烧蚀表面的热量，减缓了火焰对烧蚀表面的冲蚀，材料的线烧蚀率减小，然而， ZrO2的蒸发会增加材料的质量损失速度，导致材料的质量烧蚀率增大。

Under transthoracic echocardiography, electrode catheters positioned intracardiac and target ablation were performed with the permentnent pacemaking catheter of left subclavian vein and the ablation catheter of right femoral vein.

在经胸心脏彩超引导下，采取"多切面观察"、"导管运动中观察"，密切结合心内电生理定位，尝试左锁骨下静脉永久起搏导管和右股静脉消融导管的心内定位和靶点消融。

In the palliative treatment of gastric adenocarcinoma, it was 2.50; in endoscopic hemostasis, it was 1.23; in the treatment of colorectal polypi, it was 1.15, in the treatment of upper gastrointestinal polypi, it was 1.03, in the management of self-expand stent overgrowth or tumor stenosis, it was 1.17; in the ablation of Barrett's esophagus, it was 1.13; in the ablation of gastric dysplasia, gastritis verrucosa, gastric xanthelasma and gastric or duodenal liparomphalus, only 1 session was needed.

其中胃癌的姑息治疗，平均需要接受2.50次；用于止血治疗，需要1.23次；治疗结肠直肠息肉，需要1.15次；治疗上消化系息肉，需要1.03次；治疗食管支架置入后再狭窄，需1.17次；用于Barrett食管的消融治疗，需1.13次；治疗胃不典型增生、疣状胃炎、胃黄色瘤及胃和十二指肠脂肪瘤，均仅需1次治疗。

After the calculation, the physician can read the numbers of pulses that would be required for this ablation, and the sizes of the various pulses created with various spot scanning ,next ,the surgeon is able to utilize the star s4 excimer laser to create a prevue lens with this calculated ablation so that the patient can subjectively assess the vision quality benefits of this particular correction.

在进行计算以后，医师能读取切削手术必须的脉冲数量，并且由变量光斑扫描所带来的不同脉冲的大小，然后，外科医生能运用VISX STAR s4准分子激光子童打制虚拟角膜镜片，这样医生可以主观地评估这一特定的矫正手术的视觉质量的优越性。

According to the hot shielding material thermochemistry ablation mechanism establishment reasonable mathematics aerodynamics model, the analysis volume ablation causes the material performance along with the temperature change rule is extremely important.

根据热防护材料的热化学烧蚀机理建立合理的数学-力学模型，分析体积烧蚀引起材料的性能随温度的变化规律是非常重要的。

Based on researchful results of two former students, we take the influences of thermochemistry reaction, mutual disturb and unsymmetrical instance into account. Secondly, the paper simulates the transient thermal response of projectile according to the simulation software, and discuss the ablation regulation when the projectile is in different initial velocity, in different shape, in different angle of attack condition and in different material condition. Thirdly, the effect on the aerodynamic characteristic and the outer ballistic characteristic after the ablation of hypersonic projectile has been analyzed.

在前面两位师兄研究成果的基础上，研究了超高速弹箭组合体在考虑热化学反应、存在攻角影响下的的气动加烧蚀数学模型；然后对不同条件下的烧蚀过程进行计算，分析和总结出在不同外形和不同材料条件下弹体和弹翼的烧蚀规律；紧接着分析了在不同的烧蚀情况下，它对飞行中弹箭的气动力和外弹道特性的影响，从而为今后的超高速弹箭设计提供指导和帮助。

The present numerical results indicate that:(1) the ablation shape and depth sensitively depend on the laser shape, pulse duration time and power density;(2) with laser power density in order of 109 W/cm2, ablation surface keep in consistent with spot size.

数值结果表明：(1)激光的脉冲形状、脉宽和功率密度直接影响烧蚀的形状和深度；(2)激光功率密度在109 W/cm2量级烧蚀面近似为光斑大小。

Results: Thirty-four of the 37 cases chronic sinusitis with adenoidal hypertrophy in children were obviously improved by ESS and plasma ablation, and 10 of the 19 cases were improved only by plasma ablation.

结果：按ESS疗效评定标准（1997，海口）：37例中有效34例，有效率91.9%，19例中有效10例，有效率52.6%，两者有统计学差异。

NBR was used as basic material, bakelite /asbestine were used as reinforcer and alone used and used together, the ablation rate and the mechanical properties were tested in studing ablation material for solid rocket motor.

在固体火箭发动机用烧蚀材料研究中，以丁腈橡胶为基体材料，采用酚醛和石棉作为增强剂，进行单独和混合使用，测试了烧蚀率和机械性能。

Thermal protective material should be provided with characteristics of low ablation recession rate, large ablation enthalpy, high thermal shock resistance and little fluctuation in mechanical properties. Carbonous composite is one of ideal materials to survive in such environment and satisfy these requirments.

由于工作环境的特殊性以及防热结构的重要性，防热材料内部的微观结构特征、超高温热物理性能和力学性能的演化规律以及超高温环境下的烧蚀行为，评价结构的可靠性，已成为防热复合材料制造和应用中所亟待解决的重要理论和工程问题。

A small, rubber-headed hammer used in examination or diagnosis by percussion.

叩诊槌用在通过''。'振荡'。''所作的检查或诊断中的橡皮头的''。'小'。''槌

Affixes are limited in number in a language, and are generally classified into three subtypes, namely, prefix, suffix, and infix, depending on their position with reference to the root or stem of the word.

语言中词缀的数量总是有限的，根据它们跟词根或词干的相对位置，一般可以把词缀分外三小类：前缀，后缀和中缀。