A method and device for separation of a fluid, in particular oil, gas and water.
分离一种流体,尤其是分离油,气体和水用的一种方法和装置。
Package, particularly a cigarette package, and method and device for the production thereof.
包装盒,特别是香烟包装盒,以及其生产方法和设备。
To improve a scanning microscope, a new optoelectronic scanning method and device is proposed.
为改进扫描显微镜,提出了一个新的光电扫描方法与装置。
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