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- The nucleation rates as indicated by induction period are measured. 測定了以誘導時(shí)間表示的成核速率。
- The induction period elongated as acetone concentraionincreased and temperature decreasd. 隨著(zhù)丙酮濃度的增大或溫度的降低,誘導期延長(cháng)。
- The presence of SDS and CTAB were shown to shorten the induction period, increase the crystallization rate. 考察了兩種表面活性劑單獨存在時(shí)和復配使用時(shí)對沸石晶化速率、產(chǎn)品粒度分布的影響。
- The metastable state of dilution of spectinomycin has been studied by both induction period method and direct method. 采用誘導期法和直接法研究了大觀(guān)霉素溶析結晶的介穩態(tài)。新相形成由多核機理控制。
- Results show that the main causes of low induction period of cracked naphtha are the high diene number and low phenol content. 結果表明，二烯值大、酚含量低是加氫渣油催化裂化汽油誘導期短的主要原因。
- DIMBOA, wheat seedlings, secondary metabolite, root exudates, allelopathy, chemical induction, biological induction, bioassay, resistance to insects and diseases, herbicidal activity, weed. 01丁布;小麥幼苗;次生代謝產(chǎn)物;根分泌物;異株克生;化學(xué)誘導;生物誘導;生物測定;抗病蟲(chóng)性;抑草活性;雜草
- Induction period, embrittlement time, molecular weight and tensile strength of photo biodegradable PE film which contain various photo sensitizer systems are studied. 研究了含有不同光降解劑體系的光-生物降解聚乙烯（PE）膜在氙燈輻照下誘導期、脆化時(shí)間、分子量及力學(xué)性能等的變化規律。
- The optimal concentration of IPTG, which can induce the recombina nt pGEX -2T/ht L-PGDS to express fusion GST/htL-PGDS protein , is 1mmol/L, and the o ptimal induction period is 4h. 用IPTG誘導重組質(zhì)粒pGEX-2T/htL-PGDS表達的最佳濃度為1 mmol/L;最佳時(shí)間為4 h.
- The results showed that the presence of SDS could shorten induction period of nucleation, increase the crystallization rate and decrease the particle size of zeolite 4A with the incr... 結果表明,加入SDS可以縮短4A沸石晶化過(guò)程中的誘導期,隨著(zhù)反應混合物中SDS加入量的增大,4A沸石的晶化時(shí)間縮短,產(chǎn)物粒度減小。
- GA3 content the decreasing trend in the induction period of adventitious root primordia of mutant of P. tomentosaand and P. dakuanensis and the increasing trend in the expression period. GA3含量在芽變毛白楊和大官楊不定根原基誘導期呈下降趨勢，表達期呈上升趨勢。
- Aiming at the high content of sulfur mercaptan and short induction period of the naphtha, countermeasures were taken for improving the quality in accordance with the resid FCC char... 針對經(jīng)常造成重油催化裂化汽油硫醇硫含量偏高、誘導期偏短的問(wèn)題，結合重油催化裂化生產(chǎn)的具體特點(diǎn)及經(jīng)驗，提出了改善汽油質(zhì)量的對策，并取得了滿(mǎn)意效果。
- The results showed the addition of nucleating agent HC made the crystal grain more fine, shortened the induction period of crystallization and increased the crystallization rate of POM greatly. 結果表明，高摩爾質(zhì)量羧酸鹽類(lèi)成核劑HC的加入，使POM晶粒細化，結晶誘導期縮短，顯著(zhù)提高了POM的結晶速率。
- BREEDING OF HIGH STARCH MAIZE ZHENGHONG 211 BY CHEMICAL INDUCTION 化學(xué)誘導選育高淀粉玉米正紅211
- This paper introduces the principles and characteristics of Magnaporthe grisea mutagenesis induced by physical and chemical inductions and genetic transformation briefly and reviews the research advances of these techniques. 摘要系統地介紹了稻瘟病菌物理誘變、化學(xué)誘變和遺傳介導突變的原理、特點(diǎn)和研究進(jìn)展，并評述了它們各自的優(yōu)缺點(diǎn)。
- W5001 was added in FCC, DCC and reforming gasoline for increasing their induction periods both in laboratory and industry. 在試驗室和工業(yè)上對催化裂化、催化裂解及重整汽油進(jìn)行了提高汽油誘導期的試驗。
- In the induction period, that step is represented by the inductance in equivalent circuit while that step in the acceleratory period is described by negative capacitance. 在誘導期,決定步驟可用等效電路中的電感來(lái)表示;在加速期,其決定步驟可在等效電路中表示為負電容;到了減速期,負電容轉變?yōu)檎娙莶⒅饾u縮小,直至進(jìn)入穩定期。
- A reactor is a container for chemical reaction. 反應器是進(jìn)行化學(xué)反應的容器。
- The chemical symbol for copper is "Cu". 銅的化學(xué)符號是Cu。
- fouling induction period of CaCO3 CaCO3結垢誘導期
- We are doing a chemical experiment. 我們正在做化學(xué)實(shí)驗。
