难检字字典在线查询

汉语拼音：zhèng jí

直流电源上电势较高的接头，或负载和仪表接在电路中电势较高的接头。电源供电时，电流由正极流出。负载和仪表的正极须与电路中电势较高之点相接，使电流由正极流入。

• The positive pole carries a positive charge while the negative pole does a negative charge.

  正极带正电荷,负极带负电荷.

• Current passes form the upper, positive side of the organ downwards to the negative , lower side.

  电流通过器官上面, 即正极面向器官下面的负极面流动.

• The positive poles of two magnets repel each other.

  两块磁铁的正极互相排斥.

• ANODE, The element toward which the principal stream of electrons flows.

  正极, 主电子流向的极位.

• Olivine - type LiFePO 4 cathode material was successfully synthesized by co - precipitation method.

  采用共沉淀法合成了橄榄石型磷酸亚铁锂正极材料.

• The red wire goes to the positive terminal. Get it?

  那个红电线接在正极接线柱上,明白了 吗 ?

• Cathode material of pyrite powder for thermal battery was studied.

  研究了热电池正极材料常用的矿物二硫化铁粉末的特性.

• The preparation of Nickel - based cathode materials for Lithium - ion batteries was studied.

  本文讨论了前驱体法制备镍基锂 离子电池 正极材料的方法.

• The button lithium secondary cell was fabricated with composite material as cathode.

  用制备的复合材料作正极,组装了扣式锂二次电池.

• Connect battery cables positive first.

  连接电瓶电缆,先连接正极电缆.

• Insert a lithium battery CR 123 A positivepolarity.

  按照正极方向插入CR123A锂电池.

• Lithium cobalt oxide is the active cathode material althoughand lithium nickel oxide are being used.

  锂只是以锂离子存在于溶液中,当它嵌入碳负极或者正极材料中的时候,才以原子态存在.

• Keep the wire between the positive battery terminal and the bulb holder connected.

  保留那条连接电池正极和灯泡底座的电线.

• Look at your battery holder , what can you see? also has positive pole and negative pole.

  观察你的电池座.你发现了什么 吗 ?仍旧有正极和负极.

• Lithium nickel oxide as the electrode of lithium ion batteries has aroused more and more interests.

  锂镍氧化物是目前高容量大功率锂离子电池正极材料的主要候选材料之一.