总工程师：负责电子材料类新物料承认书的审批，或代替项目经理审批新物料承认书。

The general engineer: shall responsible for the approval of the that is the electronic new materials, or the confirmation instead of the project manager.

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总工程师：负责电子材料类新物料承认书的审批，或代替项目经理审批新物料承认书。

The project manager: shall responsible for the confirmation of the that is the structure and package new materials.

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在分析工程制图课程教学特点和56学时类教学现状的基础上，提出自主开发电子教学资源的必要性。

According the teaching characteristics and the status of this 56 hours' course, the authors bring forward the necessity of self-exploitation in electronic teaching resource.

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