The effects of alcohol are studied on the microemulsion composed of nonionic surfactant, water and heptane.研究了醇在非离子表面活性剂 、 水及庚烷体系中对其形成的微乳液的影响.The common character and basic forming condition on microemulsion were general...
我们往往每周共进一次午餐。We tend to meet up for lunch once a week.我拿起了电话，她知趣地进了客厅。I took the phone, and she went discreetly into the living room.他们进门时一阵香味扑鼻而来。The savoury smell greeted them as they went through the door....