波导测辐射热器-耦合器组合的英文

waveguide bolometer-coupler unit

• 波导:    waveguide; duct
• 测:    survey; fathom; me ...
• 辐射热:    radiant heat; radi ...
• 器:    implement; utensil ...
• 耦合器:    coupler
• 组合:    make up; compose; ...