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- Combined with stoichiometric method, the diene value in cracking gasoline was determined by Fourier Transform Infrared Spectroscopy at selected wavenumber region. 用傅里叶红外光谱仪,在选定的波数范围内,采用化学计量学法测量乙烯裂解汽油的二烯值。
- Determination of Diene Value in Splitting Petroleum by Sono-chemistry Method 声化学法用于测定裂解汽油的双烯值
- Keywords diene value;cracking gasoline;infrared spectra;chemornetrics; 二烯值;裂解汽油;红外光谱;化学计量学;
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- Determination of Diene Value in Cracking Gasoline by Infrared Transmission Spectrophotometry 红外光谱透射法测定裂解汽油二烯值
- I set a high value on his advice. 我认为他的忠告很有价值。
- The value of your assistance is inestimable. 阁下鼎立相助之功不可胜言。
- Keywords pyrolysis gasoline;full-cut hydrogenation;hydrogenation catalyst;catalyst activation;catalyst regeneration;diene value; 裂解汽油;全馏分加氢;加氢催化剂;催化剂活化;催化剂再生;双烯值;
- I am doubtful about the value of your proposal. 我怀疑你的提议是否有价值。
- I can take nothing you say at face value. 我不会把你说的话当真的。
- The experience gained will be of great value to us. 所取得的经验对我们有很大价值。
- A bauble is a showy ornament of little value. 廉价珠宝是华而不实的装饰品。
- Stamps can be redeemed at face value. 印花可以按面值换回现金。
- He puts a high value on integrity. 他对正直的评价很高。
- The goods were bid up far beyond their real value. 这些货物的价格被炒得远远超过了它们的实际价值。
- Last year's exports exceeded imports in value. 去年的出口价值超过进口。
- Stocks generally lowered in value. 股票普遍下跌。
- The table d'hote menu offers good value. 定餐菜单上列出的都很实惠。
- I feel that I know about the value of my own work. 我觉得我知道自己工作的价值。
- She look at the house and assess its market value. 她看了看房子并估算了其市场价值。