The second class absorption heat pump can get hot water or vapour using heat potential difference of middle temperature exhaust gas and lower temperature sink.

第二类热泵可利用中间温度的废热与低温热源之间的热势差，制取热量少但温度高于中温废热的热水或蒸汽。

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Results: the taurine could significantly reduced gastric mucosal injury, inhibited the ET release, increase blood flow and potential difference of gastric mucosa.

结果：牛磺酸可明显减轻胃粘膜损伤，抑制内皮素释放，增加胃粘膜血流量，提高电位差。

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The results showed that moisture content of veneer, the electric potential difference of backing plates and the interaction of them all had significantly effects on adhesive strength.

结果表明： 单板含水率和垫板间电势差及其交互作用对胶合强度都有极显著影响。

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And that, I think, illustrates the potential difference in terms of how we could run our campaigns.

NPR: Obama Stresses His 'Electability' Versus GOP

And I indicated to my Cabinet that as hard as they're working and as difficult as the political environment can be sometimes, we are extraordinarily blessed to be in a position where we can make a potential difference in the lives of millions of people.

WHITEHOUSE: President Obama Speaks to Press After Cabinet Meeting

The overall objective was to produce concrete outcomes in plenary sessions, workshops and cross-sectoral dialogue formats with the aim of arriving at decisions that have the potential to make a genuine difference in terms of sustainable impacts.

UNESCO: World Water Assessment Programme (WWAP)