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报道了在低温条件下, 以邻二酮和α-环烯酮为原料与炔钠反应,合成了2,3, 4,5-四甲基-1-乙炔基-2-烯-环戊醇、1, 2 - 二苯基 -2 - 羟基 -3 - 丁炔 -1 - 酮、3, 4 - 二苯基 -1,5-己二炔-3,4 - 二醇和3,4 - 二苯基 -3 - 环戊烯 -1 -酮4种化合物.In low temperature, reaction of ketone with sodium acetylide synthe...
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“环戊基”的英语可以翻译为:[化] cyclopentyl ...
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“环烷化”的英语可以翻译为:cycloalkylation ...
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“环绕”的英语可以翻译为:embrace,surround,encircle,revolve around,cincture ...
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“光环”的英语可以翻译为:a ring of light,corona,[宗]halo,aureole,aura ...
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“彩光环”的拼音为:cǎi guāng huán...
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借助小型望远镜可以看清月球上的环形山.Lunar craters can be plainly seen with the aid of a small telescope.在月球的高地上留下无数环形山,有的直径达236千米.The lunar highlands are scarred by innumerable craters ranging up to 236 km in diameter.水星上的大环形山周围有很多小的环形山围...
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“环绕”的近义词/同义词:盘绕, 围绕, 缠绕。...
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简介了新型广谱杀菌剂嘧菌环胺.A new broad spectrum fungicide cyprodinil was briefly reviewed.菌环、菌网及孢子具有一定的形态学特征.The rings and networks have some classificatory characteristics in morphology.结果: KFS与 COI相比各细菌抑菌环均无差异 ( P>0.05 ).Result: K...
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“耳环”的英语可以翻译为:earrings,ear pendants,dangler,earbob,earring ...
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四面墙壁上悬垂着深红色环状打褶的装饰织物.Crimson draperies were looped along the walls.绕着环状交叉路,从第叁个出口出去.Go round the roundabout and take the third exit.有五条道路以这个环状交叉路为中心向各方伸展开.Five roads radiate from this roundabout....
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“再循环”的英语可以翻译为:[核] recycle,recycling ...
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很多现代的木船将采用环氧涂层作底漆。On many modern wooden boats, epoxy coatings will have been used as a base for varnishing.硅烷偶联剂亦用于许多通用的砂子环氧型复合材料中.Silane coupling agents are also used in many commercial sand - epoxy - type composites.这些...
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“环氯胍”的英语可以翻译为:[化] cycloguanil,[医] cyclochloroguanide ...
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“循环的”的英语可以翻译为:circular,circulatory,[计] circulated,cyclic,periodic ...
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山为环形的破火山口洼地环抱着.The mountain is encircled by the doughnut - shaped depression of the caldera.如果轴是倾伏的, 就会产生环形的或锯齿状的山脊与山谷.If the axis plunges, loop - shaped or zigzag patterns of ridges and valleys result.该设备的目的就是为了判定径向和环形的...
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“锚环”的英语可以翻译为:[机] anchor ring ...
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“环的”的英语可以翻译为:[医] cyclic,annular ...
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如果叫我去环航全球,我只要这么一艘船就足够了.I would not wish for a to sail round the world....
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“环节”的拼音为:huán jié...
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“环辛烷”的英语可以翻译为:[机] cyclooctane ...
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“环境”的近义词/同义词:情况, 处境, 境况, 境遇。...
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“环节”的近义词/同义词:关键, 关头, 关节, 症结, 枢纽。...
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金属环把橡皮头固定到每一根铅笔上.A ferrule and eraser are crimped into place on each pencil.罗杰把绳子牢牢地拴在金属环上.Roger made the rope fast to the metal ring.常用的是变价金属环烷酸盐和异辛酸盐.The common driers are metal octoate and metal naphthenate....
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“环绕的”的英语可以翻译为:[医]cinctus,encircled,girdled,rounding ...
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“己环铵”的英语可以翻译为:[化] hexocyclium ...
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“绳环”的英语可以翻译为:[体]becket,[体]bight ...
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环烯烃共聚物的自然形态,类似玻璃.COC transparency similar to glass in its natural form.典型环烯烃共聚物材料,比高密度聚乙烯和聚丙烯模量较高.Typical COC material will have a higher modulus than HDPE and PP.报道了在低温条件下, 以邻二酮和α-环烯酮为原料与炔钠反应,合成了2,3, 4,5-四甲基-1-乙炔基-2-烯-环...
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“转环”的拼音为:zhuàn huán...
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“环化”的英语可以翻译为:cyclizing (橡胶表面处理) ...