词汇	one-way signaling
释义	one-way signaling 单向信号方式
随便看	double-layer double-layer absorber double-layer adsorption double-layer agar technique double-layer current double layer cylindrical reticulated shell double-layer cylindrical reticulated shell double-layer cylindrical shell double-layer decision-making model double-layer diffraction element double layer diffuse double-layer echo Double-layered double-layered alloy coating double-layered capacitor double layered cocoon double-layered composite ground double layered conical liner double-layered copper pipe double-layered cot double-layered cushion double layered deposits double layered filtering material double-layered forepoling reinforcement double-layered foundation