查询词典 spiral

The spiral curve structure can be used in slow-wave systems. Theoretically an analytic description for spiral curve slow-wave systems can be achieved after much simplification and approximation.

螺旋线结构就可以作为慢波系统；理论上，经过很多的简化和近似，可以得到关于螺旋线慢波系统性能的解析描述。

Some improving measures for the spiral angle of spiral plate heat exchanger were presented.

针对螺旋折流板换热器的折流板的角度提出了一些改进措施。

To achieve a low stiffness beam in a micro plane, the planar spiral beam based on Archimedes' spiral is designed.

为了获得低刚度，设计了基于阿基米德螺旋线的平面螺旋梁结构。

To achieve a low stiffness beam in a micro plane,the planar spiral beam based on Archimedes′spiral is designed.

微开关由一个带触点的基座、一个惯性敏感单元以及框架和封盖组成。

MOM and its accelerated algorithm MLFMM were introduced to simulate the planar Archimedes spiral antenna,conical spiral antenna and radome with antenna.

采用矩量法和MLFMM来分析平面阿基米德螺旋天线、角锥螺旋天线和天线罩对天线性能的影响。

The flow properties of the polypropylene and polyethylene were studied using Archimedes spiral and square spiral melt fluidity test molds, which had the same shape of cross section but different cavity profiles, and then relationship between melt flow ratio and cavity profile was analyzed.

摘 要：对聚丙烯和聚乙烯 2种塑料在阿基米德螺旋线与方形螺旋线流动性测试模具中的流动性能进行研究，分析塑料流动比与型腔轮廓特征的关系；引入修正系数β，对流动比校核公式进行修正。

According to this, a new structure-the oil-water cyclone separator with the spatial Archimedes spiral cord imported flow channel and conduction current spiral-is proposed.

研究表明，采出液在进口处的相互流动干扰对油水分离效果有重要影响，据此提出一种新型结构－带有空间阿基米德螺旋线进口流道和导流螺旋的油水旋流分离器。

Planar Archimedes spiral antenna,conical spiral antenna and the printed log periodic dipole antenna,were researched in frequency domain on the demand of jammer and seeker.

根据干扰机和导引头应用需要，从频域来研究平面阿基米德螺旋天线、锥台螺旋天线和印刷对数周期天线。

Objective:To evaluate the spiral CT cholecystography with three-dimentional reconstruction for diagnosis of gallbladder lesions.Methods:Combining oral and intravenous cholecystgraphic CT,43 patients underwent single breath-hold upper abdominal spiral CT volume scanning.

43例胆囊疾病者中胆囊结石27例，胆囊癌9例，胆囊息肉7例；利用口服胆囊造影CT和静脉输入胆道对比剂Biliscopin相结合，行上腹部螺旋CT容积扫描，在工作站利用软件将图像处理后得到胆囊及胆管系统立体图像。

The injury of tendon and ligament such as the rupture, thickening, hydropsia and circuity also were showed by 16-slice spiral ct image. conclusion 16-slice spiral ct by all kinds of imaging ways could clearly display the anatomy and the pathologic changes of tendon, muscle belly and ligament such as the rupture, thickening, hydropsia and circuity, provided an effective way to diagnose the closed injury of antebrachim tendon and cruciate ligaments of knee joint.

应用16层螺旋ct检查前臂肌腱损伤及膝关节交叉韧带损伤，其多种成像方法能够清晰地显示各肌腱、肌腹与韧带的断裂、迂曲、增粗和水肿等病理改变与解剖关系，为临床诊断和手术治疗提供有力的依据，具有重要的参考意义。

"Bird Man's Diary, Butting on the Love Island", Changsha, China

2008年"鸟人日记，顶在爱情岛"，中国长沙

As long as they were in the service of a family of wizards, their magic would remain dormant.

只要他们一天为家庭服务，他们的法力就潜藏不动。