China Measurement of heliu GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 34533-2017 Measurement of helium porosity and pulse decay permeability of shale - 英文版
	GB/T 7257-2013 Measurement methods of parameter for helium-neon laser - 英文版
	GB/T 30109-2013 AC loss measurements―Total AC loss measurement of round superconducting wires exposed to a transverse alternating magnetic field at liquid helium temperature by a pickup coil method - 英文版

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