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- A mixture of chloroform-methyl alcohol-acetic ether (8:2:1)was used as the developer. The double wavelength reflection sawtooth scanning method was used, the determining wavelength was at 230nm and reference wavelength was at 280 nm. 以氯仿-甲醇-乙酸乙酯(8:2:1)为展开剂,双波长反射式锯齿扫描,测定波长230 nm,参比波长280 nm。
- The selected determining wavelength was 274.5 run and the reference wavelength of chloarmphenicol was 326 nm, the determining wavelength was 290 nrn and the reference wavelength salicylic acid was 260 nm. 选定氯霉素的测定波长为274.;5 nm;参比波长为326nm; 水杨酸的测定波长为290 nm;参比波长为260nm。
- Don't refer to this matter again, please. 请不要再提这件事了。
- What wavelength is this station on? 这个电台在哪个波段?
- This reference book is very useful to our study. 这本参考书对我们的研究很有用。
- Is this reference book of any use to me? 这本参考书对我有用处吗？
- I like to have my reference book within my reach. 我喜欢把参考书放在随手拿得到的地方。
- Tony used no reference books in class. 托尼上课时不使用参考书。
- Evidently shipowner to bear expense refer. 很明显船主应承担此费用。
- There is no further reference to him in her diary. 她的日记中没有进一步提到他。
- He spoke in reference to the cowboys. 他谈了有关牛仔的事。
- The book is used as a reference book. 这本书被用来做参考书。
- All such books were bought for reference. 所有这些书都是为参考而买的。
- The new general is not on the same wavelength as the other commanders. 新上任的将军与其他指挥官们意见不合。
- No. we normally refer to metric ton. 不，我们通常指公吨。
- Botanists refer this flower to the rose family. 植物学家将这花归入蔷薇科。
- For further details, please refer to page 426. 详情请看四百二十六页。
- He keeps the original receipt for reference. 他保留正本(原始的)收据以便参考。
- Wave speed equals frequency times wavelength. 波速等于频率乘以波长。
- Avoid (making) any reference to his illness. 千万别提起他的病。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
