本发明涉及一种具有浮雕效果的工艺品及其制作方法。
The invention relates to a handicraft having the relief effect and a manufacture method thereof.
介绍了一种岩石爆破定向破裂装药结构的破岩原理、制作方法及试验效果。
The splitting Mechanism, charge preparation and testing result of the loaded constitution of directional splitting in rock blasting are introduced.
从素材收集、文本输入等方面介绍了微生物学课件的制作方法，并指出了在使用课件时的一些注意事项，从而提高学生的学习兴趣，收到良好的教学效果。
We describe the making method in material collection, text input etc, and point out the notice of applying it to make the course more attractive to students and improve the effect of teaching.
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