查询词典 chance coincidence

Color Dopper sound is charactered with convience and high coincidence of diagnosis,CDPI can conclude if there is residual of tiny embryo to those women accompanied with colporrhagia whose finding of 2 D ultrasound is normal.

彩色多谱勒超声对不全流产具有检查方便快捷及诊断符合率高的特点，尤其是对仅表现为阴道出血，二维超声无明显表现的患者，CDPI可判定有无微小胎物残留。

Fist of all, an advanced positron annihilation coincidence Doppler broadening system was designed and developed and a peak to background ratio of 3.6×10~6 was obtained.

首先我们设计研制了一套高性能的正电子湮没符合多普勒测量系统，其峰谷比可达到3.6×10~6。

By using of positron lifetime and coincidence Doppler broadening measurements. Only single-component lifetimes have been measured.

符合多普勒展宽测量从实验上直接给出了B2-NiAl合金中只存在一种亚晶格空位缺陷-Ni单空位。

In present work, the coincidence Doppler broadening spectra of positron annihilation radiation of NiTi, NiAl alloys, single crystal of Si, and pure metals, such as Fe, Co, Al, Nb, Cu, Ni, Ti have been measured.

利用正电子寿命谱参数研究了NiTi合金马氏体转变及其奥氏体转变过程中的微观缺陷和电子密度的变化，从而揭示NiTi合金马氏体转变的微观机制。

Positron annihilation lifetime and coincidence Doppler broadening measurements have also been performed on alloying TiAl. The experiments results indicate that the effect on the electron structure of TiAl alloy is different when different amounts of Nb are doped.

2利用符合多普勒展宽与正电子湮没寿命测量方法，分析讨论了不同含量Nb对Ti–49Al合金的掺杂效应，研究结果表明：不同含量Nb掺杂对TiAl合金的电子结构影响是不同的，从而导致了对合金性能的不同影响。

Single detector and coincidence Doppler broadening measurements using slow positron beam were carried out to study Ti/Al multilayer films. The main goal is to study the evolution of vacancy-type defects and inter-diffusion of elements in films subjected to different annealing conditions.

4符合多普勒展宽测量结合慢正电子束流研究了磁控溅射方法制备的Ti/Al多层膜，分析讨论了多层膜缺陷结构的热稳定性，实验结果表明，随退火温度的升高，点缺陷结构经历了迁移、聚集长大最后崩塌回复过程。

The corneal suface of children with emmetropia has toric shape. There is a fine coincidence between two methods in central corneal power. The corneal surface of children with emmetropia has the feature of irregularity and non-spherical surface.

儿童正视眼角膜表面呈托力克光学面；角膜曲率计与角膜地形图仪对于中央区角膜曲率测量有很好的一致性；儿童正视眼角膜表面具有一定的不规则性(CIM约0.63)和非球面特性(SF约为0.27)。

In this paper, we give a section theorem of Ky Fan type and its equivalent theorem in hyperconvex metric spaces, and as their applications we obtain some minimax theorems and a coincidence theorem.

赵云河 ，张惠丽文章给出了超凸度量空间中的一个Ky Fan型截口定理及其等价定理，作为它们的应用，得到了一些极大极小定理和一个重合定理。

By coincidence or other wise, the largest channel is exposed in the Beaver Divide escarpment

由于巧合或其他原因，最大通道在比佛迪维特陡壁区出露的位置。

Langdon knew it was no coincidence that the word minstrel and minister shared an etymological root.

兰登知道，从词源学的角度上看，minstrel与minister具有相同词根决不是什么巧合。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48