查询词典 phase in
- 与 phase in 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The transmit part adopts the phase-locked loop pattern of frequency synthesizing technology and uses the MC145152 and MC12022 chips to compose the phase-locked loop.It locks the frequency of the carrier-wave at 35MHz.The stabilization of the carrier-wave can be 4×10-5,the accuracy can be 3×10-5.The frequency modulation and the confection of the carrier-wave are realized by the capacity-changing diode V149 and the integration voltage-control oscillator MC1648 chip.The end power amplifier uses the audion 2SC1970 to make it work in the third magnifying state,it improves the efficiency of the magnifier and the power of the output reaches the design demand.
发射部分采用锁相环式频率合成器技术, MC145152和MC12022芯片组成锁相环,将载波频率精确锁定在35MHz,输出载波的稳定度达到4×10-5,准确度达到3×10-5,由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制;末级功放选用三极管2SC1970,使其工作在丙类放大状态,提高了放大器的效率,输出功率达到设计要求。
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At present, the production of machine tool control transformers JBK Series, BKZ Series rectifier power supply, BKC series control transformer, QZB three-phase autotransformer, SG series three-phase transformer, BZ, JMB series lights transformer, new R-series transformer, CSG series dedicated servo-controlled machine tool transformers, BK series machine tool control transformers, product quality in line with the IEC standards and national standards.
目前生产JBK系列机床控制变压器,BKZ系列硅整流电源装置,BKC系列控制变压器,QZB三相自耦变压器,SG系列三相变压器,BZ,JMB系列照明变压器,新开发R型系列变压器,CSG系列数控机床专用伺服变压器,BK系列机床控制变压器,产品质量符合IEC标准和国家标准。
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But in stationary phase and decline phase, the latter method ould reflect the growth situation of Azotobacter NT06 authentically.
通过分光光度法和活菌计数法分别对固氮菌NT06的生长曲线进行测定,结果表明对数期以前两种方法所测结果基本一致,而在稳定期和衰亡期,活菌计数法能更真实地反映细菌的生长情况。
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On the base of roundly analyzing and studying the running mode of the sensorless BLDCM, we explain theories and realizable methods of detecting back electromotive force, phase verdict and phase compensation in detail.
在全面分析研究了无位置传感器无刷直流电动机运行方式的基础上,细致阐述了反电势过零检测、相位判断及相位补偿的原理及实现方法,并且为了在较宽的范围内提高BLDCM的调速性能,采用了数字式转速闭环控制。
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The solubility limit of element Ta in binary compound NiZr2 wasdetermined as 13.5 at% at the present experimental temperature.3 The investigation of the phase equilibrium relation arid the thermodynamic extrapolation of Ni-Cr-Zr ternary system at 1173 KThe isothermal section of Ni-Cr-Zr ternary system at 1173 K was determined and the phase equilibrium relation and their stability were analyzed and discussed.
同时,利用文献所报道的有关该体系的相关二元子系统的热力学信息成功地外推和预测了该三元系的热力学性质。
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On the basis of study on hydrates phase equilibrium and the GHSZ affecting factors, the potential planar distribution of gas hydrates is determined by studying the temperature and pressure conditions in the sea bottom with different water depth, and the thickness of GHSZ is attained by solving the hydrates phase boundary curve equation and geothermal gradient curve equation.
在充分研究水合物相平衡和水合物稳定带影响因素基础上,通过建立水深和海底温度的关系,确定了不同气体成分和孔隙水盐度情况下,水合物稳定带在南海的分布范围,并根据水合物相平衡曲线方程和温度-深度方程计算了水合物稳定带的厚度。
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Based on the characteristics of paragentic manganese minerals in silver-gold ore of Guandi,the chemical phase separation selective solvent s of Al(NO_3)_3 was chosen for manganese carbide phase and H_2SO_4-KF-HF for manganite and braunite phases.
根据官地银金矿中锰矿物的共生组合情况,引用A l(NO3)3溶液作碳酸锰矿物的选择性溶剂,H2SO4-KF-HF混合溶液作水锰矿、褐锰矿的选择性溶剂,于滤渣中测定软锰矿。
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The attenuation formulae of HF bridge circuit with phase-ground coupling and adjacent phase impact or not are derived in this paper.
本文导出了不考虑邻相影响和考虑相邻影响条件下的相地耦合高频桥路衰减公式。
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Related with the traffic status of our country, the content of this paper is combined with practical application. The paper studies how to investigate traffic status in urban signal intersection, By field observing and videography, this paper get the geometry formal、traffic control and traffic running state of Xingtan road and Wenhuiyuan north road intersection, which can be support database for model building and model testing. On currently basic design principles of signal phase, through deep study of signal phase and canalization design.
本文结合我国目前的交通状况,着力将所要研究的内容与实际应用结合起来,研究了城市信号交叉口交通调查的方法,通过实地观测和摄像的手段获得杏坛路与文慧园北路交叉路口的几何形式、交通管理和交通运行状况的信息,以此作为建立模型和验证模型的支持数据,并在现有信号相位设计基本原则的基础上,深入研究了混合通行情况下的相位方案及渠化设计。
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In this paper two wholly aromatic copolyesters, LCP-111 and LCP-116, provided by Chenguang Institue of Chemical Technology, were blended with two types of high performence engineering plastic, poly and poly with cardo group respectively. Research work was done on the phase morphology, phase separation process, crystallization and melting behaviors and their influence on the properties of LCP/PEEK and LCP/PES-C blends.
本文使用国产的仿Xydar全芳共聚酯LCP分别与二种新型的高性能工程塑料聚醚醚酮和酚酞型聚芳醚砜共混,主要对LCP及其与PEEK,PES-C共混物的相态结构,相分离过程,结晶和熔融行为以及这些因素对性能的影响做了大量的基础研究工作,这些工作是实用改性的理论依据,并且是高聚物共混理论研究中的一个新领域。
- 推荐网络例句
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Do you know, i need you to come back
你知道吗,我需要你回来
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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.
1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。
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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.
第三章汉藏语&的&字结构的类型划分。