dinitrophenylhydrazine的意思

Using benzene as internal standard, the calibration factors of derivative of aldehydes 2,4 - dinitrophenylhydrazine ( DNPH ) were measured.将醛类物质与2, 4- 二硝基苯肼 ( DNPH ) 的衍生反应液直接进样,以苯为内标物,测定了甲醛 、 乙醛等醛类物质DNPH衍生物的校正因子....

dinitrophenylhydrazine的音标：dinitrophenylhydrazine的英式发音音标为：[daɪnaɪtrəʊfenɪlhaɪdreɪ'zɪ]dinitrophenylhydrazine的美式发音音标为：[daɪnaɪtroʊfenɪlhaɪdreɪ'zɪ]...

“特别”的拼音为：tè bié...

n.甲氨蝶呤，氨甲蝶呤，氨甲叶酸（一种抗肿瘤药）...

n.水藻，[植] 藻类...

Clean the mussels and discard any that do not close.把贻贝洗干净，凡是合不上口的都扔掉。I normally eat seals but also can dine on walruses, mussels or even berries and seaweed.我通常吃海豹,但也能吃海象, 蚌类,甚至是浆果和海藻.Recommendations: As an aperitif , m...

（祝愿）成功，平安...

separate的一般过去时为：separated...

elevatory的音标：elevatory的英式发音音标为：['elɪveɪtərɪ]elevatory的美式发音音标为：['elɪˌveɪtərɪ]...

他朝船上照去，看见了钓鱼线。He flashed his light into the boat and saw the fishing-line.他已经张贴了一张“禁止钓鱼”的告示牌。He has posted a sign up that says "No Fishing"禁止钓鱼。Fishing is prohibited....

extortionist的音标：extortionist的英式发音音标为：[ɪk'stɔ:ʃnɪst]extortionist的美式发音音标为：[ɪk'stɔʃnɪst]...

他不得不走遍全国寻找工作。He has had to travel the country in search of work.我们走遍了西班牙的城镇和村庄。We visited towns and villages all over Spain.他们为了探寻铀矿走遍了全国.They went over nationwide in search of uranium mines....

“捞网”的英语可以翻译为：scrape，scoop net，spoon net，spoon-net ...

Psychometric tests can save organizations from grim and costly mistakes.心理测试能够使组织机构避免犯下损失惨重的大错。At the required level of visual verisimilitude, computer animation is costly.要使电脑动画的视觉效果达到要求的逼真程度，花费会十分昂贵。Coastal defence is ...

v.检查，检验( inspect的现在分词 )，视察...

He hoped that he could plant the idea in such a way that Abramov would believe it was his own.他希望能把这个想法注入阿布拉莫夫的头脑，但要让他相信这是他自己的念头。Regenerative feedwater heaters are important auxiliary facilities of power plant.回热加热器是火电机组...

antimonide的音标：antimonide的英式发音音标为：['æntɪmənaɪd]antimonide的美式发音音标为：['æntɪmənaɪd]...