查询词典 Q-factor

The different width and length of Hilbert curve geometries were investigated by finite element method. The computation results show that the DGS rejects the signal at two frequencies 2.43 GHz and 7.11 GHz from 0~9 GHz with more than -15 dB suppression. Q factors of the Hilbert curve DGS is bigger than that of conventional DGS.

通过有限元法对不同Hilbert曲线宽度和长度的DGS结构微带线进行计算，计算结果表明，该结构在0~9 GHz频段内表现出2.43 GHz和7.11 GHz这2个谐振频率，对应频率的通带反射损耗低于-15 dB，并且阻带特性在谐振频率处比传统DGS微带线有更高的 Q 值。

Objectives: To study the therapeutic effects of Q-switch laser in treatment of freckles and lentigo.

目的：观察应用Q开关激光治疗雀斑及雀斑样痣的疗效。

Objective To assess the efficacy of Q-switched Nd:YAG laser on lentigo simplex.

目的 评价Q开关Nd：YAG激光对单纯性雀斑样痣的疗效。

Methods 26patients with lentigo simplex underwent Q-switched Nd:YAG laser treatment（532nm,2～3mm spot diameter,5Hz）.

用Q开关Nd：YAG激光（532nm，光斑直径2～3mm，频率5Hz）治疗26例单纯性雀斑样痣患者，治疗前后相对比进行评价，并观察不良反应。

The items of SGA were scored by assigning 1 point for each increasing severity level to obtain the Q-SGA score.

虽然这2个系统在确定营养不良上的灵敏度相似（分别为90.0％和90.9％），但MQ-SGA的特异性比Q-SGA高(分别为85.6%和 67.0%)。

The company will gradually expand to various other fashion industry, through a strong market network system to provide our clients with a standardized and specialized, diversified and all-round quality service and sincerely welcome overseas business people to negotiate, and seek common development and the establishment of Long-term cooperative relations, but also hope to the country and all walks of life peer fashion extensive exchanges and cooperation and jointly create "to Q" brand, and lead the fashion trend

公司将逐步扩张到其他各个时尚行业，通过强大的市场服务网络体系向广大客户提供规范化，专业化，多元化，全方位的优质服务，真诚欢迎海内外人士前来洽谈业务，共谋发展和建立长期的合作关系，同时也希望能与全国各行各业时尚同行进行广泛的交流合作，共同打造"至Q"品牌，带领时尚潮流

But magnetic matrix grain degree q and magnetic lineation L have the trend from large to small.

而磁基质颗粒度q、磁线理L却从大逐渐变小的变化趋势。

Through establishing DBD experiment system and Q-V Lissajous figure method,the effects of applied peak voltageand discharge gap on the main parameters of DSP are studied.

通过建立介质阻挡放电试验系统，采用Q-V Lissajous图形法研究了激励电压峰值VP-P、放电气隙lg对介质阻挡放电主要参量的影响。

However, there are problems with the traditional methods such as power meter, voltage measurement of high pressure and side-current, Q-V Lissajous figure trace method. It is difficult for the traditional methods to reflect the power of the discharge device, because they can not be very accurate, convenient and practical in measuring the discharge power.

然而，传统的用于测量介质阻挡放电功率的功率表法、高压侧电流电压测量法、Q-V轨迹Lissajous图形法等在准确性、方便性、实用性等方面存在许多问题，很难真实的反映放电装置消耗的功率。

In order to research dielectric barrier discharge characteristics at characteristics at various exciting voltage peak V(subscript P-P and dielectric thickness l(subscript d, a DBD experiment system was established. Using Q-V Lissajous figure method, the effect of exciting voltage peak V(subscript P-P and dielectric thickness l(subscript d on the main discharge parameters were studied.

为了解介质阻挡放电在不同激励电压峰值V和介质厚度l下的放电特性，通过建立介质阻挡放电试验系统，采用Q-V Lissajous图形法研究了激励电压峰值V、介质厚度l对DBD主要放电参量的影响。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。