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ammonium paratungstate
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ammonium paratungstate
Encyclopedia
工学
钨冶金
释
ammonium paratungstate
仲钨酸铵
工业上通过钨酸铵溶液蒸发结晶或中和结晶(加酸中和至pH约为7.3)制得的化合物。英文简称APT。
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radiotolerance
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radio transmitting station
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Radio Vatican
Radio Visibility
radio war
radio wave
radiowave dielectric spectroscopy
radio wave diffraction propagation over obstacles
radio waveguide
radio wavelength band
radio wave penetration method
radio wave propagation
radio wave propagation during reentry
radio wave propagation in the ionosphere
radio wave propagation in tropospheric radio duct
radio wave propagation via the sporadic E layer
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