surface coil

Study of the Use of Surface Coil in MRI

磁共振成像中表面线圈的应用研究

Improvement of the surface coil of WEIDA low magnetic field imaging system

威达低磁场磁共振表面线圈的改进

A surface coil was used .

扫描使用表面线圈。

68 surface coil elements were employed to encompass the whole body .

共使用68个表面线圈单元包绕患者全身。

This paper reviews the advances in surface coil techniques for in vivo NMR .

本文综述了体内核磁共振（invivoNMR）中表面线圈技术的发展。

A surface coil probe for ~ ( 31 ) p in vivo NMR

体内￣（31）pNMR表面线圈探头的研制

Spatial distribution of radiofrequency field B 1 produced by 31 P NMR surface coil probe

~（31）pNMR表面线圈探头射频场B1的空间分布特性研究

The stability of winding surface coil is dependent on tensile and geometrical condition .

本文论述了纱圈在卷绕面上的稳定性条件：（1）张力条件；

Purpose : To explore the value of body surface coil MRI in diagnosis of perianal fistula .

前言：目的：探讨体部表面线圈MRI对肛瘘的术前诊断价值。

~ ( 31 ) P nuclear magnetic resonance surface coil study of ischemic preconditioned isolated perfused rat heart

大鼠离体心脏缺血预处理的核磁共振研究

Conclusion Using the 3 inch circular surface coil can not only obtains images of higher resolution but also quantitatively measure MTR .

结论3英寸环形表面线圈不但可以得到小体积被检对象的高分辨率图像，而且还可以用于MTR定时分析。

Conclusion : Both surface coil and breath hold scanning are very important parameters for obtaining high quality MRCP images on a mid level function MR unit .

结论：表面线圈与屏息扫描的结合应用是在中档MR系统上成功地进行高质量MRCP检查的重要条件。

Method : The patients lie in prone position and the breast naturally hangin the phased-array surface coil pairs and the supporting holes .

检查方法：患者取俯卧位，使双侧乳腺自然悬垂于相控阵表面线圈内及支持乳腺构架的孔洞内。

Methods Based on the local made MRI system , self made surface coil was applied to complete arthrography and a comparative study was also exercised between it and arthrography .

方法在国产磁共振系统上，采用自行研制的颞下颌关节MRI表面线圈完成颞下颌关节区的MRI成像，并与关节造影进行了对比性研究。

Materials and Methods : 15 patients were examed with synergy spine coil and flexible surface coil to scan the spine , in which the same anatomic sections and the same parameters were used . The results were analyzed with the matched t test .

材料与方法：随机抽样15例脊柱扫描使用相同参数、相同部位，比较两种不同类型线圈。

We can provide high end , surface critical coil like Electro-galvanized , Galvanized , Cold Rolled as well as Aluminum and Stainless .

我们可提供对表面要求严格的高端钢卷，如电镀锌，镀铝锌，冷轧，铝板以及不锈钢。

The speed that frost forms on the surface of coil pipe in cold storage and the factors that mainly affect the frost forming speed is investigated here .

本文实地调研了冻结物冷藏间冷却排管的结霜速度和相应的霜层密度及影响结霜速度的主要因素。

The reason of fatigue fracture is that exquisite friction took place during the coil spring working , causing phase transformation and forming crack in the surface of coil spring .

造成疲劳断裂的原因是由于盘簧在工作状态下发生了剧烈的摩擦，盘簧表面发生相变，形成疲劳裂纹。

After removing the first check from the backflow valve body , place on a flat surface with the coil spring facing up .

从防回流阀阀体上拆卸第一止回阀后，要使螺旋弹簧面朝上放在平面上。

The result shows that oxygen corrosion and chlorine corrosion are the main causes of coil perforation . The existence of micro-crack on the inner surface of the coil provides more promotional condition to the corrosion .

结果表明：盘管穿孔主要原因是由于氧腐蚀和氯腐蚀共同引起，在盘管内壁表面存在微裂纹为腐蚀提供更有利条件。

Annealing is a key process step affecting quality feature with high cleanliness of internal surface of copper coil tubes , whereas the internal blowing off is the dominant factor in annealing for raising high cleanliness of internal surface of copper coil tubes .

退火是影响铜盘管内表面清洁度质量特性的关键工序之一，内吹扫是退火工序提高铜盘管清洁度的支配性工序要素。

It is necessary to solve the integration equations to get the current density distribution on the surface of the RF coil .

逆方法在设计过程中，需要对射频线圈表面电流密度积分方程组进行求解来得到射频线圈表面电流密度分布图。

Removal of coke layer deposited on the internal surface of the cracking coil is a dynamic process with the variation of temperature and concentration along the reactor length .

裂解炉炉管内壁的蒸汽空气烧焦操作是一个反应温度和浓度沿空间变化的动态过程。

The high speed aluminum sheet casting and rolling mill ( HSASCRM ) is the fourth generation , which can produce sheet with better structure , mechanics character and can improve the surface quality than normal coil sheet .

薄带坯高速铸轧机属于第四代铸轧机，这种铸轧机生产的薄带坯的冶金组织比常规带坯好，力学性能也更高，而且可提高成品的表面质量。

The production process and coating line of surface treatment of industrial coil nail were introduced The formulation design of aromatic hydrocarbon-free thinner for anticorrosive coatings for industrial coil nail , and its application in coating line have been studied

介绍了工业卷钉的生产工艺流程及其表面处理的涂装线。研究了工业卷钉用防腐蚀涂料的无芳香烃稀释剂的配方设计及其在涂装线中的应用工业卷钉防锈处理技术