1. With raw felt as the negative pole material and heat-treated felt as the positive pole material the test cell could get the optimal energy efficiency.

2. The high quality No.1 negative pole copper is produced by leaching - extraction - electrodeposition method.

3. The action of the negative pole of a magnetic needle is just as real as the action of the positive pole.

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

5. The words hawa and its plural alma occur some thirty times in the Koran as the negative pole of the ideal city.

6. The left and bottom ends of the axis similarly represent the negative poles and the lowest scores.

7. The second voltage and the reference voltage are respectively inputted to a negative pole and a positive pole of a first comparator.

8. Some of the radiation was bent slightly toward the negative pole.

8. try its best to collect and build good sentences.

9. As the positive pole of one H2O attracts the negative pole of another, the molecules cling tightly together.

10. If he is in great sorrow, he will lean towards Yin negative pole.

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

12. Lithium battery is a battery whose Lithium is used as active substance of negative pole.