In this stage the design document used for examination and approval should be submitted to the Buyer in a timely manner. 在这一阶段中应将用于审批的设计资料及时提交给买方。
Dispersion characteristics of these systems involving two or three immiscible liquids are also very important for the design of chemical processes. 在化工界的应用方面，此类系统具有很大的潜力，其分散特性也是很重要的设计资料。
