曼尼希碱是一类性能优良的缓蚀剂,并在油气井酸化作业中大量应用。
Mannich base is a corrosion inhibitor with superior property and is applied widely in well acidizing treatments.
以丙烯酸、二甲胺、环氧氯丙烷为原料,通过曼尼希反应制得两性离子单体。
Amphoteric monomer is prepared with acrylic acid, dimethylamine, and chloroethanol by Mannich reaction.
即使是很普通的害羞也会使父母担心,尤其是有男孩子的父亲们更是如此。波士顿儿童医院的南希.斯尼德曼医生如是说。
Even garden-variety shyness worries parents, particularly fathers of boys, says Dr. Nancy Snidman of Children’s Hospital Boston.
本文作者利奥·希克曼在使用Fours quare,琳达·尼林德为《卫报》拍摄。
Leo Hickman using Foursquare Photograph: Linda Nylind for the guardian.
曼尼,希德和迭戈在另一个不可思议的冒险。
Manny, Sid and Diego return in another incredible adventure.
小野洋子所指控希曼偷窃的信件中,有些凸显了蓝侬生前曾与披头四另一名团员保罗·麦卡尼激烈争执。
Among the letters that Yoko Ono alleged Seaman had stolen, some highlighted the furious disagreements between lennon and another member of Beatle, Paul McCartney.
但当曼尼,希德和迭戈发现,几英里的冰融化会淹没他们的山谷时候,他们必须警告大家,想出办法逃避洪水。
But when Manny, Sid and Diego discover that the miles of melted ice will flood their valley, they must warn everyone and somehow figure out a way to escape the coming deluge.
曼尼:他不是我的伙伴。他甚至不是我的狗。如果我养的狗要有一个伙伴,并且那个伙伴要有只宠物,那就是希德。
Manfred: He's not my kid. He's not even my dog. If my dog had a kid, and that kid had a pet, that would be Sid.
曼尼:他不是我的孩子。他甚至不是我的狗。如果我养的狗要有一个孩子,并且那个孩子要有只宠物,那就是希德。
Manfred: He's not my kid. He's not even my dog. If my dog had a kid, and that kid had a pet, that would be Sid.
希德:曼尼,迭戈和我你更喜欢哪个?
运用产业组织相关理论、集中度系数、赫芬达尔—赫希曼指数、洛伦茨曲线和基尼系数分析了我国农机工业集中度现状。
Based on the theory of Industry Organization, the paper uses the Concentrative Ratio, Herfindahl-Hirschman Index, Lorenz Curve and Gini Coefficient to analyze AMM's concentrative degree.
运用产业组织相关理论、集中度系数、赫芬达尔—赫希曼指数、洛伦茨曲线和基尼系数分析了我国农机工业集中度现状。
Based on the theory of Industry Organization, the paper uses the Concentrative Ratio, Herfindahl-Hirschman Index, Lorenz Curve and Gini Coefficient to analyze AMM's concentrative degree.
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