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- Such is the case in pyrrole, thiophene, and furan. 吡咯,噻酚和呋喃的情況就是這樣。
- Such is the case in pyrrole, thiophene, and furan . 吡咯，噻酚和呋喃的情況就是這樣。
- The casting is cast in furan sand mould. 采用呋喃樹(shù)脂砂型鑄造。
- Process Control of Furan Resin-Bonded Sand Self-Curing Technology. 呋喃樹(shù)脂自硬砂生產(chǎn)工藝過(guò)程控制。
- Catalytic hydrogenation of pyrrole, furan and thiophene was investigated. 考察了常溫常壓下吡咯、呋喃和噻吩的催化加氫反應;
- Any of several drugs derived from furan that are used to inhibit bacterial growth. 硝基呋喃一種呋喃衍生藥物，用來(lái)抑制細菌的生長(cháng)
- A novel technique for preparing furan through decarbonylation of furfural developed by Shanxi Institute of Coal Chemistry was described in detail. 并詳細評述了山西煤炭化學(xué)研究所的糠醛脫羰制呋喃的新工藝。
- The adsorption and desorption properties of CNA-875,CNA-795 and CNA-E adsorbents to furan were estimated and compared. 評價(jià)比較了CNA - 875、CNA - 795和CNA -E對呋喃的吸附解吸性質(zhì)。
- A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural. 用糠醇和糠醛縮聚制備了新型呋喃樹(shù)脂。
- The degree of furan removing and adsorbing capacity with CNA-795 in different regenerating conditions were mensurated. 測試了在不同再生條件下CNA -795對呋喃的脫除精度和吸附容量。
- The reason causing nodularization degeneration in surface layer of furan resin sand nodular iron castings was analyzed. 對呋喃樹(shù)脂砂球墨鑄鐵件表層球化衰退原因進(jìn)行了分析。
- The review of recent research progresses of furan resin was presented and discussed. 綜述了近年來(lái)呋喃樹(shù)脂的研究進(jìn)展。
- The author believes that China has possessed the capabilities of developing commercial furan phenol technology. 作者認為我國已具備開(kāi)發(fā)呋喃酚工業(yè)化路線(xiàn)的能力。
- The mechanism was discussed in the proton acid catalytic reaction of furan phenol cyclization. 探討了呋喃酚環(huán)合反應質(zhì)子酸催化機理。
- Furazolidone in chickens is the important index of the furan drug content in the feed additive. 雞肉中呋喃唑酮是反映飼料添加劑中呋喃類(lèi)藥物含量的重要指標。
- An anticorrosion method of using modified water glass concrete lining of furan resin for saturators is introduced. 介紹了一種對飽和器采用呋喃改性水玻璃混凝土襯里的防腐蝕方法。
- The alcohol producing in the exchange reaction reduces the yield of furan phenol by the further by-react... 探討了呋喃酚環(huán)合反應質(zhì)子酸催化機理。
- Two production methods for preparing furan through decarbonylation of furfural were introduced: i. 介紹糠醛脫羰法制備呋喃的2種生產(chǎn)方法:液相法和氣相法。
- Foreign data proves, furan appropriate because a dosage 0.05 grams or 0.1 grams, the effect is wonderful. 國外資料證明，呋喃妥因一個(gè)劑量0.;05克或0
- It also has important project practical value to the FRP furan resin concrete structure design. 為估計材料的長(cháng)期力學(xué)性能提供依據，對FRP筋呋喃樹(shù)脂混凝土結構設計具有重要的工程實(shí)用價(jià)值。
