Power supplies with performance levels of I - IV would not qualify under the Version 2.0 specification.

而性能等级为I - IV的电源则不能获得“能源之星”2.0版规范认证。

youdao

A series of new aromatic poly(amide imide)s PI-P IV containing phthalazinone moieties are synthesized from the novel diamines I - IV by direct Yamazaki polycondensation.

设计将扭曲、非共平面的杂萘联苯结构引入聚芳酰胺亚胺的大分子主链，获得了耐高温、可溶解的新型聚芳酰胺亚胺。

youdao

Sitting with my IV drip, I like to think about all the human labour and ingenuity that come together in this medical moment.

坐着打静脉点滴的时候，我喜欢思考在这医疗时刻汇聚到了一起的所有的人力和智慧。

youdao

Now we're going to hear Beach Boys, IV I guess,with a three-chord chord progression and it's going to be sub-dominant , V dominant , I tonic .

而现在我们来听听貌似是沙滩男孩，三和弦进行，然后将会是次属音，属音，和主音。

耶鲁公开课 - 聆听音乐课程节选

Okay. Now watch what happens as we continue with this I,VI,IV,V,I progression.

好，在这一段I-VI-IV-V级的和弦进行后，音乐发生了什么变化呢。

耶鲁公开课 - 聆听音乐课程节选

The decrepit remains of previous units -- the original Camp X-Ray, where detainees were first housed in chain-link cages, and the successive Camps I-IV -- still stand on the way to the infirmary.

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But the one I tried--Wing Commander IV--jolted me out of my seat it was so realistic.

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It was in one of these forts I first heard Led Zeppelin IV - forever known as ZOSO.

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