研光劑 的英文怎麼說
中文拼音 [yánguāngjì]
研光劑
英文
lapping compound-
Methods the antioxidant of 75 % ethanolic extract and organic solvent extracts, water extracts and polysaccharids from acanthus ilicifolins l. was detected by flow - injection chemiluminescence, to evaluate the ability of scavenge h2o2
方法採用流動注射化學發光法,研究該植物75 %乙醇提取物及其有機溶劑萃取分離部分、水提取物及多糖對過氧化氫( h2o2 )的清除作用。Abstract : the total quantity of perylene quinonoids in hypocrella bambusae ( b. et br. ) sacc., shiraia bambusicola p. henn and culture substance of ascomycetes hypocreacae ( fr ) tul. sp. were determined with spectrophotometric methods. the relative extraction efficiency were studied when ethanol, acetone and chloroform were used as solvents. among them acetone was the best one
文摘:用分光光度法測定了竹紅菌、竹黃和菌寄生菌培養物中?醌類化合物的總量;同時研究了以無水乙醇、丙酮和氯仿為溶劑提取?醌類化合物的相對效率,結果發現以丙酮為溶劑最合適。Abstract : as a hydrogen abstracting photoinitiator, sulfo - benzophenonehas low volatility, high sensitivity and broad photoresponse range. the binary photoinitiating system composed of sulfo - benzophenone and tertiary amine has even higher photoinitiating efficiency. three sulfo - benzophenone compounds and a new aliphatic tertiary amine were synthesized. the photographic sensitivities of binary photoinitiating systems composed ofsulfo - benzophenone and tertiary amine synthesized were measured
文摘:合成了3種含硫二苯甲酮化合物及一種新型脂肪族三級胺光促進劑,並對其組成的二元光引發體系的引發性能進行了研究,測定了其最低固化光量。Recent developments of chemiluminescence reagents
化學發光試劑研究新進展In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。The rate of the coordination reaction between divalent metal ions and murexide in a water - in - oil microemulsion was determined by spectrophotometric technique to study the transport of the metal ions entrapped in the organogel formed by cationic surfactant cetyltrimethylammonium bromide
以微乳液中二價金屬離子與紫脲酸胺之間的配位反應為指示反應,採用分光光度技術,研究了金屬離子在由陽離子表面活性劑十六烷基三甲基溴化胺構建的微乳凝膠中的傳質問題。In the process of the synthetic experiment with the pearlizer, the researchers focus their efforts on the exploration of the following areas concerning the artificial pearliser : ( 1 ) the material ratio ( 2 ) the amount of the catalyst used ( 3 ) the effect of such technological conditions as temperature and time on the performance of the final product, and ( 4 ) the ester value, acid value, yield rate, and appearance
在這次珠光劑的合成實驗中,我們主要從以下凡個方面進行了探索研究工作: ( 1 ) (探索了珠光劑合成的)原料配比. ( 2 ) (探索了珠光劑合成的)激活劑用量. ( 3 ) (探索了珠光劑合成中的)溫度、時間等合成工藝條件對產品性量的影響. ( 4 )探索了酯值,酸值、產率、外觀等。Whether it has studied the impact of fluorescer on human health, and the measures to enhance public awareness of such substances
有否研究螢光劑對人體健康的影響,以及有何措施提高公眾對該物質的認識?Ann is a taiwan - funded enterprises, specializing in the production of various types of three million vibration grinding machine, various high - speed polishing machine, dehydration various high - speed dryer, various 1. 60 / 1. 80 cylinder grinding machine manufacturers, but the products are : polishing agent types, and various types of grinding stone grinding consumables
震雄是一家臺資企業,專業生產各類三次元振動研磨機、各類高速研磨拋光機、各類高速脫水烘乾機、各類六角/八角滾筒研磨機的廠家,同時經營的產品有:各類研磨拋光劑、各類研磨石及研磨耗材Since the dichromated gelatin has a higher diffraction efficiency in all holographic recording materials, the aim of this research is to use dichromated gelatin as the recording material and to make use of the principle of holography to design holographic optical components, especially in fabrication procedure of dichromated gelatin film and in experimental technique to form a high diffraction efficiency using different angular exposure method
為了產生優質的聚焦能力與效率,本研究採用目前具有最高繞射效率( 80 ~ 90 % )的重鉻酸明膠材料作為感光劑,除了自行調制藥劑比例成分,並依嚴格的製作步製成重鉻酸明膠全像片外,並採用不同角度重覆曝光方式改良干涉式波帶板無法自動追蹤的缺點,經過多次試驗與改進,藉以形成具備高繞射效率和自動追蹤功能的全像光學波帶板。Fabrication of polishing solution used for finish machining of magnetic materials
磁性材料精加工用拋光劑的研製While ) where spending hours in the sun is ( the ) a daily summer habit, more and more ( sunday they ) sunbathers are ( used to ) using sun ( sgreen ) screen. but researchers say they also are spending more hours in the sun, putting themselves ( ) at continued risk for skin cancer
既然在太陽下花費幾個小時是夏日的日常習慣,越來越多的曬日光浴的人正在使用遮光劑.但是,研究者說他們也花幾小時曬太陽,並把他們暴露在可能的皮膚癌下But the researchers found extra ros are generated only when the uv filters have penetrated into the skin and, at the same time, sunscreen has not been reapplied to prevent ultraviolet radiation from reaching these filters
但研究者們發現,只有當遮光劑滲入皮下的同時,防曬霜並沒起到阻擋紫外線進入的作用,並產生了額外的ros反應。It can be devided into some different kinds accrding to the sto - ne which are rough polishing compound, polishing and special colorful, polishing
研磨劑,依表面之要求,分粗磨劑、磨光劑及特殊色澤之磨光劑。Speed glaze contains a high level of pure polishing oils and only a small amount of very fine diminishing abrasives for cleaning / removing surface imperfections, blemishes, and surface stain
快速上釉包括高濃度的純拋光油和只是一小部分的縮微的研磨劑,用於清潔漆面上的污點、瑕疵、污垢等。It is the first time that filters in sunscreen have been found to act in this way, according to researchers at the university of california, riverside
美國加州河邊市加利福尼亞大學的研究者認為,這是首次發現防曬油中的遮光劑會對人體皮膚產生這樣的副作用。Meguiar ' s pure polishes are non - abrasive and totally safe for your car ' s finish
美光的純拋光劑是非研磨性的,而且對漆面絕對安全。This series product can also be used as metal process molding agent, lubricant and cutting fluid for metal feathering, punching or forming, grinding cool finish, welding agent and lubricant in paper making
用作金屬加工鑄模劑、金屬拉絲、沖壓或成型的潤滑劑及切削液,研磨冷卻拋光劑、焊接劑、造紙工業中作潤滑劑。Meguiar ' s cleaner polishes are formulated to very gently abrade the surface with meguiar ' s diminishing abrasivetm and buffered abrasivetm technology to remove the finest defects and create a perfectly smooth, high gloss finish
它是用美光的超微縮研磨劑和研磨拋光機技術在漆面上的輕輕磨擦來去除污物和創造理想的光滑、高度光亮效果的。Osc. arthur neubert gmbh polierscheibenfabrik - the delivery program covers brush tools, polishing and buffing discs and polishing rings as well as polishing tool and abrasive cords
是一家誠信的、高效能的生產商和服務商,該公司提供新型的、專門的產品,例如拋光劑、拋光粉、拋光膏、研磨膏,拋光環,磨具,磨料,砂輪;研磨盤,磨具。分享友人