Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.
某些苯代 ( 或多苯 ) 環(huán)氧乙烷是制取帶苯環(huán) ( 或二苯 ) 碳烯的極好原料.
辭典例句
Note the presence of megakaryocytes, erythroid islands, and granulocytic precursors.
可見(jiàn)巨核細(xì)胞, 紅細(xì)胞島和粒細(xì)胞前體細(xì)胞.
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Vascular endothelial progenitor cells ( EPCs ) are the precursors of endothelial cells ( EC ) .
血管內(nèi)皮 祖 細(xì)胞是血管內(nèi)皮細(xì)胞的前體.
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The absorption reactions of goethite and its precursors on arsenite were studied.
觀(guān)察了針鐵礦及其前體對(duì)溶液中亞砷酸根離子的吸附過(guò)程和吸附性能.
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Surpass precursors, surpass competitors, surpass yourself and surpass all.
超越前人, 超越對(duì)手, 超越自己,超越所有.
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Gray and Burns were precursors of the Romantic movement in English Literature.
格雷和伯恩斯是英國(guó)文學(xué)浪漫主義運(yùn)動(dòng)的先驅(qū).
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The reason - these pathways provide the precursors for the biosynthesis of cell material.
因?yàn)檫@些方式為細(xì)胞材料生物合成提供前體.
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Aglycone precursors and glycosidases are two important compounds in tea aroma formation.
糖苷類(lèi)香氣前體和糖苷酶是制約香氣形成的兩個(gè)關(guān)鍵因素.
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OBJ file to read three - dimensional model, and converted into cell precursors express.
OBJ文件中讀取三維模型, 并轉(zhuǎn)換成單元體表示.
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Glycine and succinyl - CoA are precursors of 5 - aminolevulinic acid ( ALA ) biosynthesis.
甘氨酸和琥珀酸是紅假單胞菌生物轉(zhuǎn)化合成5-氨基乙酰丙酸 ( ALA ) 的前體.
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The precursors are tobacco alkaloids, nitrate and nitrite.
它們形成的前體物是煙草生物堿 、 硝酸鹽和亞硝酸鹽.
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In these respects he may be regarded as one of the precursors of Qing thought.
,我們可以嗅到清代的思想的新氣息.
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New , sterically demanding 1, 3 - dialkylimidazolinium salts used as N - heterocyclic carbene precursors were synthesized and characterized.
合成并表征了一種新型的有空間需求的N - 雜環(huán)卡賓前驅(qū)體1, 3- 二烷基咪唑啉鹽.
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The meat flavor is the reactionresult of a variety of the aroma precursors.
風(fēng)味是由多種風(fēng)味前體物經(jīng)過(guò)一些基本的化學(xué)反應(yīng)形成的.
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The mediaeval burgesses and the small peasant proprietors were the precursors of the modern bourgeoisie.
中世紀(jì)的城關(guān)市民等級(jí)和小農(nóng)等級(jí)是現(xiàn)代資產(chǎn)階級(jí)的前身.
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