Some Cu - Al structures used in thermal exchangers may lead to galvanic corrosion.铜铝结构热交换器存在着电偶腐蚀的倾向.The actue toxic effect of heavy metal Cu ~ ( 2 + ) to Stentor Polymorphrus ( Ciliophora, Heterotrichida ) was studied.研...
Miss Scarlett, mek yo'cu'tsy."思嘉小姐, 行礼呀.This method is able to measure Mn, Cu, Pb, Zn, Co , Ni and P quickly.该方法也可同时用于:Mn 、 Cu 、 Pb 、 Zn 、 Co 、 Ni、P等杂质元素的快速测定.Cu are localized risk agents while Cd is the accept...
Both of them have been through an awful lot and hopefully now I can help them rebuild their lives...他们两人都曾历经磨难，但愿现在我能帮助他们重建正常的生活。Everyone would have to work hard together to rebuild the economy.所有人都应该一起努力以重建经济。They say t...
Certain passages were excised from the book.书中某些段落已删去。Similarly, any pigment nevus that is chronically irritated should be excised.同样, 凡是经常受慢性刺激的各种色素痣切勿予以切除.Their very names needed to be excised from the history books.他们...