什么叫电分析化学?尽管存在不同意见,一些著名学者还是提出了大多数人可接受的定义。50年代,I.M. Kolthoff 提出:Electroanalytical Chemistry is the application of electrochemistry to analytical chemistry
Part I(25%) Directions: This part is to test your ability to construct grammatically correct sentences. It consists of 2 sections Section A Direction: In this section, there are15 incomplete. You are required to complete each one by deciding on the most appropriate words from the four choices
Part I Vocabulary and Structure (points) Directions: This part is to test your ability to use words and phrases correctly to construct meaningful and grammatically correct sentences. It consists of 2 sections Section A(20X 1)
Product development has been a major activity in the food industry for over 40 years, but only gradually has it developed as a strategic business area and also as an advanced technology. For a long time it was essentially a craft, loosely related to the research and engineering areas in the company. The pressures for product development came very strongly from the needs of the growing supermarkets for a constantly changing, extensive mix of products and for continuous price promotions. So there was the drive for product difference