无选择的

Methods Thirty patients with acute myocardial infarction and diabetes mellitus with ventricular premature beat in 24-hour ambulant electrocardiogram, thirty patients with acute myocardial Infarction alone and thirty patients withiout obvious heart diseases were categorized into A group,B group and C group,respectively.

选择24小时动态心电图有室性早搏的心肌梗死伴糖尿病患者、单纯心肌梗死患者和无器质性心脏病患者各30例，分别手工测量反映HRT的两项指标震荡初始和震荡斜率，对三组患者进行比较。

Four typical pigments,hematite,malachite,red lead and cerussite have been studied by changing environmental humidity and illuminating with or without ultraviolet ray.

选择了土红、孔雀石绿、白铅矿和铅丹4 种在古代彩绘中有代表性的颜料，通过改变环境湿度有无紫外光照射，考察了它们的变化情况。

And the collarless shirts paired with the pants with the slightly dropped crotch could have been Sunday best for workers from another time and place.

一件战甲针织杉是马甲新的造型，无领衫同吊档裤搭配可以作为休闲生活的绝佳选择。

Arguing against this is the fact that the current study was specifically designed to avoid this confounder by selecting healthy, active, disease-free older adults and comparing them to similarly active younger adults.

反对，这是一个事实，即目前的研究是专门设计来避免这一confounder选择健康，积极，无病老年人和比较，他们同样积极的年轻成年人。

If you have to use your cell phone while driving a hands free kit is a good choice.

如果你有你的手机用双手驾驶一辆无套是很好的选择。

METHODS Left ventricular ejective fraction, regurgitant velocity and regurgitant direction were examined by color Doppler echocardiography in 151 patients with medium mitral regurgitation. The results of LVEF, regurgitant velocity and regurgitanting gradient were compared between patients with and without murmur grope.

随机选择151例经超声心动图检查，显示有中度及中度以上二尖瓣返流的患者，根据彩色多普勒血流显像分别测定LVEF、返流速度等超声参数，比较其在杂音组及无杂音组间统计学差异，分析其对听诊的可能影响。

The $21,970 EX model adds stability control, a six-speaker audio system with USB port, alloy wheels, cruise control, and steering wheel-mounted paddles to select fake ratios within the car's continuously variable transmission.

该模型二点一九七万美元前增加了稳定控制系统，六喇叭音响系统， USB端口，合金轮毂，巡航控制，和方向盘式操纵杆，选择比例内假冒汽车的无级变速。

By analyzing the causes of the failure of bearing sealing in a certain device of screw conveyer ,the structure of packing box was improved and the combined packing was selected,and the nonleakage of the bearing sealing was attained.

分析螺旋输送器轴封失效原因，通过改造填料函结构，选择组合填料密封，实现了螺旋输送器轴封的无泄漏。

Should choose high quality, non-irritating, non-polluting, and the types of flowering lasting.

花材应选择品质优良、无刺激性、无污染，并且花期持久的种类。

30 Cases of patients without any symptoms of FD or another organic disease were selected as healthy control group.

选择没有FD临床症状以及无其他器质性疾病的健康体检者30例，设为对照组；3。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。