查询词典 percussion

The device has been developed with the use of aerodynamical principle, measuring technique for feeble signal, and integration of machine-electricity. The gas percussion, rigid impact, and cell injury can be produced by altering impact tip.

应用空气动力学原理、微弱信号检测技术和机电一体化的方法研制而成，通过更换撞击头可实现柔性撞击、刚性撞击和细胞损伤，通过眼、脑、肺和细胞进行实验研究。

When the percussion keyboard Enter the Alt key combinations, the implementation of the corresponding operation.

当敲击键盘上的Alt+Enter组合键时，执行相应的操作。

Leading a virtuosic ensemble made up of pipa, di ze, sheng, erhu, zhong and da ruan, and percussion, Liu Xing creates a sound that ranges from blissful romantic lyricism to jarring angular atonality, yet retains a fundamental inter-relation.

领导着一支有琵琶，笛子，笙，二胡，中阮，大阮及打击乐器组成的德艺双馨的乐队，刘星创造的声音从美妙抒情的乐曲，到有棱有角，震撼人心的曲调，都保留了基本的内在的联系。

FAST settings are useful for tightening up the sound of percussion (e.g., kick or snare drum) and drying up leakage from other instruments into percussion tracks.

FAST设置对打击乐器产生的声音很有作用，或从其它设备到打击乐器设备中的渗透。

Various kinds of lumbodynia amended diversity extently through the flavone of rhizome drynaria treated after 3 months. After 1 month, the effect of lumbodynia on sleep is extremely trifling; after 2 months, the majority of rest and prolonged sitting pains nearly vanished; after 3 months, the majority of pains while to turn the body over/to get up/bend from the waist/tenderness/percussion pain can amend, but a piece of patients still showed the pain that bend from the waist and the percussion pain.

运用骨碎补总黄酮治疗3个月后，各种行为方式引起的腰背痛均有不同程度的改善，其中治疗1个月后腰背痛对睡眠的影响较小，治疗2个月后多数静止痛、久坐痛基本消失，治疗3个月多数翻身痛、起身痛、步行痛、压痛可缓解，但部分病人仍然呈现出一定程度的弯腰痛和腰背叩击痛。

The observation results of "VAS section grading method" displayed, the lumbodynia showed midrange pain while rest/prolonged sitting/walking, and heavy-range pain while to turn the body over/to get up/bend from the waist/tenderness/percussion pain before treated, is especial significance while /to turn the body over/ percussion pain.A piece of patients' lumbodynia impacted their sleep.

&疼痛VAS线段分级法&观察结果显示，治疗前静止时腰背痛、久坐时腰背痛、步行时腰背痛均呈现中度疼痛，翻身时腰背痛、起身时腰背痛、弯腰时腰背痛、腰背压痛与叩击痛多表现重度疼痛，而以弯腰时腰背痛、腰背叩击痛尤为显著，部分病人腰背痛对睡眠会有一定影响。

Cased set of Colt Model 1860 Army percussion revolver, with detachable shoulder stock, and Colt Model 1851 Navy percussion revolver.

套管一套曲尺模型1860年军队敲击左轮手枪，与可拆卸的肩膀股票，和曲尺模型1851年海军敲击配枪。

According to the field applications of jet type hydraulic percussion tool s,the main problems which affect the development rotary percussion drilling technology are put forward.

论述了冲击旋转钻进技术在石油钻探中应用的技术优势，探讨了冲击旋转钻井工具的发展现状及存在的问题；并根据射流式液动冲击器现场试验应用，阐述了影响冲击旋转钻进技术发展的的主要问题，提出了提高冲击旋转钻井工具应用效果的几点看法。

The present invention is one multifunctional electric hammer with the functions of percussion, percussion drilling, drilling, etc. and aims at facilitates the operation of multifunctional electric hammer. The improved multifunctional electric hammer includes front end parts and back end parts.

本发明涉及具有锤、锤钻、钻等功能的多功能电锤，解决的是现有的多功能电锤两个旋钮组合操作多功能的转换，操作不方便和其传动轴沿轴向来回窜动损坏前端壳体的问题。

The dynamic constraints on the system are second-order nonholonomic constraints. It is assumed that the rigid bodies are hinged at the center of percussion. By the translational acceleration inputs at one of the rigid bodies, the system has two different kinds of rotation around the center of percussion.

该系统的动力学约束是二阶非完整的，通过给定其中一个刚体的加速度输入，并假设被动关节安装在刚体撞击中心处，系统可以产生两种不同形式的绕撞击中心的转动。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。