Do this on a daily basis by reading and listening to positive material. Avoid negative material as much as possible.

每天都阅读或听一些正面的东西，尽量避免消极的东西。

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Lithium manganese oxide spinel is considered as a most promising positive material for lithium-ion secondary batteries because of its low cost and environmental harmlessness.

尖晶石锂锰氧化物具有资源丰富、成本低、无污染等突出优点，被公认为是一种最有前途的锂离子二次电池正极材料。

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The PAS positive material of the epithelium obviously decreased as well.

上皮细胞PAS阳性物质反应明显减弱。

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This material showed a positive trend (up 12.8 percent) to exceed 15 million timepieces, on a par with their value, which increased by 13.9 percent.

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So the thing about Sam Cooke, for me, is that, generally speaking, his stuff is so--his material is so positive, it's so--you get the feeling of how much Sam Cooke loves being Sam Cooke.

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The most common batteries are made up of negative and positive halves (the anode and the cathode), a material to separate them, and "current collector" layers at top and bottom to gather up the electric charges moving through.

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