查詢詞典 precursors
- 與 precursors 相關的網(wǎng)絡例句 [注:此內(nèi)容來源于網(wǎng)絡xxxxx日韩,僅供參考]
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The Organovo machine uses stem cells extracted from adult bone marrow and fat as the precursors.
歐加南墨的機器人人操人人亚人人干99,采用從人體骨隨萃取出來的干細胞以及脂肪,做為前驅(qū)細胞。
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When oxygen is present in cells, polyphenol oxidase enzymes in the chloroplasts rapidly oxidize phenolic compounds naturally present in the apple tissues to o-quinones, colorless precursors to brown-colored secondary products.
當氧存在于蘋果組織的細胞中時,葉綠體(含有葉綠素和進行光合作用的地方)中的多酚氧化酶欧美在线性,會迅速地將天然存在于蘋果組織中的酚類化合物氧化為鄰醌。
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Shenzhen high-wing Technology Co., Ltd. is mainly engaged in three-color phosphors and LED decorative lighting products and sales. 1992 high-wing technology trichromatic phosphors begin mass production, the company trichromatic phosphors in the domestic production industry, the first in the use of nitrogen, hydrogen precursors to protect the production of ultra-high-temperature tunnel furnace trichromatic green powder and blue powder, the first technology would be Jet Milling for phosphor production, enhance production of the first color phosphor of bimodal powder blue. High-wing technology in 2004 began producing LED lighting products have been developed, including LED string lights, cup lights, bubble lights, tube lights, LED lights×, LED signs, lights, cast ray lamp, underwater lamp, rainbow tubes and LED flashlight series of applications and achieve bulk export the European Union, the United States, Australia, Africa, Asia and other countries, in the domestic market has volume applications.
深圳市企榮科技有限公司主要從事三基色熒光粉和LED裝飾AV性爱网址、照明制品的生產(chǎn)和銷售欧美日韩免费特级黄片。1992年企榮科技開始批量生產(chǎn)三基色熒光粉农村妇女野外AAAAA图片,公司在國內(nèi)三基色熒光粉生產(chǎn)行業(yè)中最先使用氮久久久黄网大全免费无码、氫氣體保護超高溫隧道爐生產(chǎn)三基色綠粉和藍粉,最先將氣流粉碎技術用于熒光粉的生產(chǎn)日韩99re在线,最先生產(chǎn)出提高熒光粉顯色性的雙峰藍粉国产精品偷频观看免费。2004年企榮科技開始生產(chǎn)照明光源LED的相關產(chǎn)品,現(xiàn)已自主研發(fā)了包括LED串燈综合日韩欧美、杯燈久久中文字幕乱码久久午夜加勒比、泡燈、管燈香蕉香蕉国产片一级一级毛片、LED字燈国产jiuse视频网站最新地址、LED指示牌燈、投光燈黑美粗硬三級、水底燈在线日韩成人电视播放网站视频免费、彩虹管及LED手電筒等系列應用產(chǎn)品,并已實現(xiàn)批量出口歐盟人人草人人干人人射、美國狼友视频入口首页面、澳洲、非洲欧美一级A片视频网、亞洲等國家美国av毛片,在國內(nèi)市場已經(jīng)批量應用。
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The results show that LSCF and LSM precursors can be transformed to the pure orthorhombic perovskite structure having been calcined at 900℃ and 1200℃ for 5 h, respectively, and LSCF cathode has a smaller particle size and a bigger specific surface area compared with LSM cathode.
采用氨水沉淀法分別制備La0.6Sr0.4Co0.2Fe0.8O(下標 3-δ)與La0.8Sr0.2MnO(下標 3-δ)兩種陰極材料专看一级黄色片的网站,并用X射線衍射87人人操人人爱、場發(fā)射掃描電子顯微鏡和比表面積對所制備材料的結(jié)構(gòu)、晶粒大小欧美性爱地址、形貌及比表面積進行表征91看片婬黄大片在线观看。
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In these experiments, we have choosen the activated carbon as the support, and copper nitrate, copper acetate and copper sulfate were used as precursors to prepare the supported activated carbon-copper catalysts. Toluene was chosen as pollutant for activity test.
本實驗選擇活性碳當擔體,而前驅(qū)物為硝酸銅欧美丝袜精品一区二区、醋酸銅性生活一级A片、硫酸銅制備金屬活性相為銅之觸媒91黄色在线观看免费观看,并假設目標污染物為甲苯來進行實驗探討。
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A new convenient synthesis of a series of 1-aryl-2-propanones using aromatic amine s as precursors, via diazo reaction and improved Meerwein arylation reaction under mild conditions, was achieved.
以芳香胺為原料欧美一级黄色片99,經(jīng)重氮化和改進的Meerwein芳基取代反應免费在线观看特黄色无码不卡大黄片,合成了一系列的1-芳基-2-丙酮,其中1-(3性a视频在线观看,5-二三氟甲基苯基)-2-丙酮是一個新化合物国产一igao视频网。
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A new convenient synthesis of a series of 1-aryl-2-propanones using aromatic amines as precursors, via diazo reaction and improved Meerwein arylation reaction under mild conditions, was achieved. In addition, 1-[3,5-bisphenyl]-2-propanone is a new compound among the synthesized compounds. This approach is an efficient synthetic method for the aryl-propanones with the different substituting groups.
以芳香胺為原料,經(jīng)重氮化和改進的Meerwein芳基取代反應曰韩欧美不卡片,合成了一系列的1-芳基-2-丙酮91丨九色丨喷水,其中1-(3,5-二三氟甲基苯基)2-丙酮是一個新化合物改進后的方法簡化了合成步驟99热精品3,提高了收率美足AV无码一区二区,可方便地用于在苯環(huán)上具有不同取代基的芳基丙酮的合成。
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A New type of benzoxzine precursors was systhesized based on methoxy methylene diphenyl ether oligomer.The struture of product was characterized by IR and H-NMR analysis and effects of solvent polarity,temperature on the precursor composition were investigated.
以甲氧基次甲基二苯醚低聚物為基礎合成了苯并口惡嗪預聚物精品国产一区二区三区国产区,用H-NMR久久黄色国产精品、IR表征了該預聚物的結(jié)構(gòu),討論了反應溫度亚洲婷婷在线视频、溶劑的極性等因素對合成預聚物的結(jié)構(gòu)和組成的影響国产精品久久无码HD毛片。
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The fuel-injected '57 Bonneville, the wide-track '59 Pontiacs, and the handsome '63 Grand Prix were just precursors to the GTO, which arrived in 1964 (under chief engineer and later division manager John De Lorean).
燃料注入'57巴納維亞,寬軌'59車国产精品特级女人18毛片A毛片,和漂亮的'63大獎賽只是前體的可關斷晶閘管国产激情无码视频一区二区三区,抵達1964年(根據(jù)首席工程師,后來部門經(jīng)理約翰者Lorean )涩涩视频A。
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These applied sulfur sources may be the precursors of biogenic sulfur gases emitted from soils.
這些添加的硫源是土壤釋放的含硫化合物的前體在线视频色九色。
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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.
47:5 法老對約瑟說,你父親和你弟兄們到你這里來了99久久久免费毛片。
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Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.
提出了用測地線方程v视界影院、曲面上兩點間短程線來計算膜結(jié)構(gòu)曲面測地線的方法,同時欧美cao,采用測地線間垂線的中點連線和用無約束極值法進行空間條狀曲面近似展開的分析三级国产网站。
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Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...
嘿大烏鴉,個別謊言的事不要再-其所有的組織的謊言在线人成免费视频,在支持日韩精品天天在线观看视频免费网站。