查询词典 direct current

Under the direct current electric field, the expression of PDGFR were increased obviously and distributed asymmetricly on the membrane of VSMC. This receptor were mainly focused on the cathodal side of cellular membrane in electric field. The AT1R were also enhanced in the cells after exposure to the electric field, and the expression of AT2R had showed the changeless.

改进的电场干预装置作用下，血管平滑肌细胞膜血小板源生长因子受体表达增加，部分细胞内血小板源生长因子受体表达上调，呈不对称分布，在电场负极面较集中；细胞中血管紧张素Ⅱ1型受体表达亦增加，但无明显不对称分布现象；血管紧张素Ⅱ2型受体表达改变不显著。

This text regard CPLD as the foundation, making use of the language of VHDL, designing in the electronics the help of the automation tool descend to design with the large-scale and programmable logic machine piece( FPGA/ CPLD) a direct current motive keeps a the crest adjusts downcastly soon with measure the system, with a control power supply.

本文以CPLD为基础，利用VHDL语言，在电子设计自动化工具的帮助下用大规模可编程逻辑器件设计了一个直流电动机直顶向下的调速和测量系统，和一个控制电源。

The analysis of technology in direct current servo drive power;2. Special electrostriction drive power is one of the important parts in the micro displacement system.

根据微位移系统的要求和电致伸缩器件的特点，在专用驱动电源的电路上采取了相应的措施，并设计了新颖的电致伸缩器保护电

Direct current ; heatprobeHeat-Solidfy Gastrorrhagia Stop blood

直流电热极；热凝；胃肠道出血；止血

To solve the control problem of micro-flow or low flow on pesticide in the course of variable rate spraying, an electromechanical flow control valve was developed with a miniature pin valve, a direct current motor, and gearset.

采用小型针阀、直流电动机及减速器设计了机电流量控制阀，解决了变量喷雾过程中药液微小流量的控制问题。

The research has studied a type of double input direct current amplifier which is holohedral symmetry and whole complementry to get the work fundamental of this electric circuit, and investigate the basic way and principle of the design.

文中通过对一款双差分输入全对称全互补直流功率放大器进行分析，总结出了这一类电路的工作原理，并探讨了这类电路的基本设计方法和设计原则。

Development of electroplate power has experienced four generations: direct current generator sets incontrollable silicon rectifier controllable silicon rectifier high frequent switch inverter power.

电镀电源经历了四代发展，包括：直流发电机组、不可控硅整流器、可控硅整流器和高频软开关逆变电源。

The results show that the polymer determines the electricity conducting of coal filled polymer composites. The coal filled PP composites is an insulating material, and be independent of coal type, its direct current resistivity is above 10〓Ω·cm. The resistivity drops with the content of coal when using anthracite, but it is also above 10〓Ω·cm, and the surface modification of coal, especially alkylated, resumes the insulance of composites.

X射线衍射测试表明即使在高变质程度下煤中的石墨晶区含量仍较低，煤填充聚合物复合材料电性能主要由基体材料性能决定，通过动电容静电计对煤填充聚丙烯复合材料直流电导性研究表明，煤填充聚丙烯复合材料是绝缘材料，其绝缘电阻在10〓Ω·cm以上，在高含量情况下，仍能保持良好的绝缘性，而与煤种无关。

The article proposed the split-ring direct-current manostat based on the switch type AC-DC transformation.

文章基于开关式AC-DC变换提出了开环直流稳压器。

8 Active status: Uses the 220V power source, after manostat constant voltage output power source 6V, or uses 4 1st battery under the direct-current power supply condition to work, adapts the open country radio source place training.

2.8工作状态：采用220V电源，经过稳压器稳压输出电源6V，或采用4节1号电池的直流电源状态下工作，适应野外无电源地方训练。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。