MFM is an effective method to study magnetic domains and research magnetic materials.本文利用磁力显微镜研究纳米尺度磁畴的检测方法.Spacers make your child's inhaler easier to use and more effective.储药罐可以简化孩子用药,因此更为有效.Recent studies sugges...
Call Marty, tell him to name his price.给马蒂打电话，让他出个价儿。Marty was terrific — he just waded into the skinheads without a thought.马蒂太棒了─他毫不含糊地揍了那些光头仔.A redness stole into Marty's face as she mentioned Giles's name.当...
From this it appears that bisulfite concentration and PH have opposite effects on oxidation.由此看来,亚硫酸盐的浓度和PH值,对氧化的作用是相反的.Feed additive -- Vitamin K 3 ( menadions sodium bisulfite )GB7294 -1987 饲料添加剂维生素K3 ( 亚硫酸氢钠甲萘醌 )Dendr...