Manis-h(曼尼希):LIFETIME材质是松木的,曼尼希的材质是欧洲榉木和高压木板,曼尼希的来历是芙莱莎创始人五个孙子孙女的名字缩写 LIFETIME基本以...
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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.
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