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不能提前收回的公司债
释义
不能提前收回的公司债
uncallable bond
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focusing screw
focusing Soller-slit system
focusing spectrometer
focusing surface
focusing system
focusing telescope
focus knob
focus level
focus mask
focus mask type colo(u)r tube
focus modulation
focus-object distance
focus of excitation
focus of infarct
focus of infection
focus of natural infection
focus-out
focus pack
focus perspective
focus point
focus projection and scanning
focus range
focus rectifier
focus regulator
focus(s)ed spot diameter
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