要求

However, the development of modern society have put forward more new demands on the design of ICE' lubrication system. Requirements from environmental protection and energy saving area such as emission control regulations should be resolved when traditional one continues to be fulfilled and improved.

然而，当代社会的经济发展对内燃机润滑系统设计提出了更新的要求：在继续满足和进一步改善传统要求的同时，还需满足不断提高的排放限制等环保性、节能性要求。

The platform can better meet the needs of a large number of users to simultaneously access the Internet and database requirements, examination and approval system requirements, the exchange between the examination and approval system needs flexible time adjustment requirements and safety requirements.

该平台可以更好的满足大量用户同时访问数据库要求、审批系统之间的互联及信息交换要求、审批系统需求的灵活多变随时调整的要求以及安全的要求。

In this paper, the principle of injection molding for thermosetting plastics, the requirements for injecting materials, injection molding machine and injection molds, the injection molding technology, the product defects and their cause analysis are discussed.

本文论述了热固性塑料注射成型原理、注塑料要求、注射机要求、模具要求以及注射成型工艺、制品缺陷及原因分析等。