frequency group的例句大全

The Mathematical Model of IGBT Reverse Spike Voltage in High Frequency Group Pulse Electrochemical Machining

高频群脉冲电解加工中IGBT反向尖峰电压的数学模型

the circuit design of current detection for higher frequency group-pulse electrochemical machining

高频群脉冲电化学加工电流检测电路设计

Based on lithography technology , the electrochemical lamella machining ( ECLM ) by frequency group pulses was experimentally studied.

进行了基于光刻技术的高频群脉冲微细电化学薄片加工 ( ECLM ) 试验研究.

High Frequency Group Pulse Electrochemical Machining of Ultrathin Structural Parts

超薄结构件的高频群脉冲电解加工工艺研究

the study of computer control system for higher frequency group-pulse electrochemical machining

高频群脉冲电解加工控制系统研究

Modified HQT extract drops ( high, medium and low frequency) can significantly reduce SP-R mRNA expression in nasal mucosa ( P0.001), in which high and middle frequency group was better than low frequency group.

黄芩汤各频率组均能显著降低鼻粘膜SP-r mRNA的表达量（P0.001），其中高、中频率组优于低频率组，以中频率组疗效最佳。

There were significant differences of PINV frequency between DD group, GAD group and NC group.

抑郁症组与广泛性焦虑障碍组的PINV出现率明显高于NC组，差异有统计学意义。

The frequency of water-contact with cercariae in public places and the labor exchange in the group with low income was significantly higher than those in the group with high income, respectively.

经济收入高者换工频率低，接触疫水的频率显著高于经济收入低的人群。

Both speech hearing threshold and high frequency hearing threshold of the noise and heat group were obviously higher than those of the group with noise exposure only, and the difference was significant ( P < 0 01).

高温噪声组的语言听阈和高频听阈比噪声组明显增高，差异均有显著性（P

Based on phase mismatch compensation, a scheme of group velocity compensation in frequency tripling is designed by compensation principle of birefringence and polarization rotation.

在此基础上，设计了超短脉冲三倍频群速度补偿方案，方案采用了晶体双折射群速度补偿、以及极化旋转技术。

Frequency correlation and group time delay of ambient noise and ship radiated noise in the sea

海洋环境噪声与舰船噪声的频间相关与群延迟特性

Flavored drugs in the Rhizoma Imperatae, thistle, Agrimony, Poria, Alisma, Plantago, heterophylla, Astragalus, Atractylodes, Coix drug or group of four drugs on the higher frequency. 3.

加味药中以白茅根、小蓟、仙鹤草，茯苓、泽泻、车前子，太子参、黄芪，苍术、薏苡仁四组对药或组药出现频率较高。

After treat, the treatment group children Repeating Respiratory Infection frequency be lower than before, course of disease to be cut short, entity be soften, traditional Chinese medicine is disease concurrently before treatment mitigation ( P 0.05).

治疗后治疗组患儿复感次数减少，病程减短，病种减轻，中医兼症较治疗前减轻（P0.05）。

Compared with the pSS patients group, SLE-SS patients were younger, with a higher frequency of Raynaud ′ s phenomenon, arthritis, mucocutaneous involvement and anti-SSA.

与pSS患者比较，SLE-SS患者年龄小，发病早，雷诺现象、关节炎、皮肤黏膜病变发生率高，抗SSA抗体阳性率高。

No statistically significant differences were noted in VAS, Ramsay scores and the frequency of PCA pressed between two groups after rejecting the group A patients failed to postoperative pain relief ( P0.05).

剔除A组镇痛失败患者后，两组患者术后48h内的VAS评分、Ramsay评分和PCA按压次数无统计学差异（P0.05）。

【 Results 】 Brain wave frequency in ADHD group was obvious slower than that of control group ( P < 0.05).

【结果】ADHD组儿童脑电频率明显慢于正常对照组（P

This paper takes the connection matrix to express geometric configuration of complex power system network, and provides new definitions of generalized frequency re-usefulness and generalized frequency re-useful channel group.

本文采用图论的关联矩阵表示电网复杂的几何拓朴结构，并提出广义的频率重复使用和频率复用通道集合，即频率复用方阵的新概念。

Results As compared with the control group, the mean frequency per day of hectic fever and perspiration at night were less in the case group and score of the severity of hectic fever was lower significantly.

结果与对照组相比，病例组潮热与夜汗的日平均发生次数及潮热的严重度评分明显下降；

Analogue frequency leading uses classic crystal filter group, it has many shorts, such as a great deal components, high cost and large bulk.

模拟式频率引导采用经典的晶体滤波器组，其数量大、成本高、重量体积大。

The defecating frequency of middle dose group was increased than the model group, it had high significance ( P < 0 05).

中剂量组能明显增加致便秘小白鼠排便频率且与致便秘模型对照组比较差异有显著性（P