介绍近年来柠檬酸三丁酯合成用催化剂的研究现状及发展前景。
The present situation and prospects of research on catalysts for synthesis of tributyl citrate are introduced.
介绍了高分子聚醚合成用催化剂及其制备,给出实验室制得产品的性能。
The manufacture of high molecular polyether and the catalysts used in the synthesis have been described in this paper.
介绍了高分子聚醚合成用催化剂及其制备,给出实验室制得产品的性能。
The manufacture of high molecular polyether and the catalysts used in the synthesis have been described in this paper. The properties of the product were introduced.
介绍了过氧化氢法生产水合肼过程中中间体酮连氮合成用催化剂的研究进展。
Research progresses of catalysts for synthesizing ketazine intermediate in the production process of hydrazine hydrate by method of hydrogen peroxide are introduced.
有机合成用中间体、制造酚醛树脂、用于染料和杀虫剂以及降血脂药物-吉非罗齐的合成。
Organic synthesis with intermediates, manufacturing phenolic resin, used to dye and pesticides and cholesterol-lowering drugs synthesis.
用合成材料做成的靴子通常可以在机器里洗。
Boots made from synthetic materials can usually be washed in a machine.
蜂胶是蜜蜂用植物汁液合成的像树脂一样的坚硬物质。
Propolis is a hard resinous substance made by bees from the juices of plants.
本文介绍了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、L- 薄荷酯和叔丁酯。
Synthesis of sterically hindered dicyclohexylmethyl, L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper.
用合成松脂制成的鸟喙也许能让这只鸟重返野外生存。
The beak, which was created from synthetic resin, may allow the bird to return to life in the wild.
但是科学家们考虑用崭新的基因方法生产合成蛋白质,用以替代消失的自然物种。
But scientists think synthetic proteins produced by the new genes replaced the missing natural versions.
使用土豆成分制成稻米的形状,再加入工业用合成树脂。
The potatoes are first formed into the shape of rice grains. Industrial synthetic resins are then added to the mix.
用合成DNA制造自行复制生命
可以通过and指令进行组合比较(注意可以用一个xor将所有逻辑指令结合成一个,但那样做的代码应该比这个要清晰很多)。
You then combine the comparisons using the and instruction (note that you could have combined all the logical instructions into one with an xor, but the code would have been much less clear).
接着,我们用一个水下扬声器将电子合成声播放给海豚听,发现它们有强烈的反应。
Then we played it back to the dolphins through an underwater speaker and we found they responded strongly.
哈,看到它们从红鸭绒垫上再次亮闪闪地盯着她,实在是令人高兴,但是用某种黑色合成物做的鼻子很不结实了,一定是不知怎么被撞了一下。
Oh, how sweet it was to see them snap at her again from the red eiderdown! …But the nose, which was of some black composition, wasn’t at all firm.
他的小组建议至少较小的那尊佛像可以进行重建,用现存有的碎片再加上一种人工合成的材料阻止其风化。
His team suggests that at least the smaller Buddha might be partially rebuilt with existing fragments injected with a synthetic material designed to halt weathering.
因此,可以用现有应用程序中的组件组合成新的解决方案,向客户提供业务数据和工作流的综合视图。
As a result, you can combine components from your applications into new solutions that provide your customers with an integrated view of business data and workflow.
你也可以重用每个构件,来组合成多种较大的验证一个应用软件用例的测试。
You can also reuse each component to assemble a variety of larger tests that validate an application use case.
传统的热狗使用的是一种叫硝酸钠的人工合成的添加剂,而天然或有机型的热狗则是用香芹粉或香芹汁来为产品防腐。
Conventional hot dogs use sodium nitrite, the synthetic version of the additive, while natural and organic versions use celery powder or celery juice to preserve their product.
一种细菌在这种情况下继续繁殖,而检测证实这种生命用砷代替了缺乏的磷合成了它们的DNA。
One bacterial strain continued to thrive. And tests confirmed that the organisms compensated for the lack of phosphorus by building their DNA with arsenic instead.
色彩斑斓的照片合成了用三架不同望远镜拍的窄频和宽频图像。
The gorgeous color image combines both narrowband and broadband images recorded using three different telescopes.
合成生物学是一项典型的“两用”技术——有着广泛而多样的有益用途,但也能被用来从事邪恶与破坏活动。
Synthetic biology is a quintessential "dual-use" technology - with broad and varied beneficial applications but also capable of being turned to nefarious, destructive use.
合成生物学是一项典型的“两用”技术——有着广泛而多样的有益用途,但也能被用来从事邪恶与破坏活动。
Synthetic biology is a quintessential "dual-use" technology -with broad and varied beneficial applications but also capable of being turned to nefarious, destructive use.
接着,用这种细菌来感染烟草叶,这种蛋白在烟草叶中就会大量的合成。
Next, you infect the tobacco plant with the bacterium. Inside the plant, the protein is produced in large quantities.
遗传就像一位“裁缝”,用像“手指”一样的分子先抓住DNA,把它剪开后再缝合成一个新DNA链。这有可能是较为安全的基因疗法。
The genetic equivalent of a tailor who USES molecular "fingers" to grab onto DNA, before snipping it apart and stitching in a new sequence could lead to safer gene therapies.
穿宽松一些的棉质衣服,不要穿合成材料制成的衣服,比如,用尼龙做的衣服。
Wear loose-fitting cotton clothes thereafter; don't wear garments made from synthetic materials, e.g. nylon.
伦敦有音乐变色龙的美誉,这座城市总是装点上世界上不断演进的音乐风格,用独特的英国方式,重新合成,另作诠释。
London has a reputation as a musical chameleon, a city that takes on the world's constantly evolving musical styles, remixing and reinterpreting in a uniquely British way.
穿宽松一些的棉质衣服,不要穿合成材料制成的衣服,比如,用尼龙做的衣服。
Wear loose-fitting cotton clothes thereafter; don’t wear garments made from synthetic materials, e.g. nylon.
穿宽松一些的棉质衣服,不要穿合成材料制成的衣服,比如,用尼龙做的衣服。
Wear loose-fitting cotton clothes thereafter; don’t wear garments made from synthetic materials, e.g. nylon.
应用推荐