在减少信息不对称、实现税收优化目标的过程中，税收征收管理技术创新是重要手段之一，具有自身的特点和作用。
In the process of reduce asymmetric information and carry out tax excellently target, technical innovation of taxation administration is one of the important method.
设计活动是产品开发过程中最重要的环节之一。在设计过程中，概念设计是最富创新性的阶段。
Design activity is one of key points in the products development procedure, while conceptual design is most important in design activity.
在技术创新过程中，需求拉力与科技推力并非两个分立的力量。
Demandpull and Technologypush are not the independent forces in the process of technological innovation.
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