Electron beam lithography machine is the keyinstrument for mask making and research of nanometer device.
电子束曝光技术是掩模版制作和纳米器件研究的主要手段。
2
Transformer is the keyinstrument for voltage converting, power transmission and distribution in power system.
在电力系统中，变压器是实现电压变换、电能传输和分配的关键设备。
3
It is no longer just another department, but rather a keyinstrument for business growth and survival, whose capabilities can dramatically affect the entire enterprise.