These are materials which can translate electrical fields into mechanical stress, or vice versa.
这类物质可将电场和机械压力相互转换。
Bachelor or master degree in electrical mechanical industrial engineering physics chemistry or materials science.
电子，机械或工程，物理，化学或材料科学学士或硕士学位。
The list of the main electrical equipment and materials should be provided .
补充各电气系统的主要设备材料表。
BS degree - Electrical, Mechanical, Materials, or Physics.
本科学历，电子，机械，材料或物理相关专业。
BS degree - Electrical, Mechanical, Materials, or Physics.
本科学历，电子，机械，材料或物理相关专业。
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