angle knob for up

基本解释

• [医药科学]上下弯角钮

英汉例句

双语例句

• When in use, the knob is loosened to regulate the cantilevers to a best angle that is suitable for the clothes for air-curing and the knob is screwed up to fix the angle.
  使用时，松开旋钮，将悬臂调整到适合所晾晒的衣物的最适 合角度，然后旋紧旋钮，将角度固定。
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专业释义

医药科学

• 上下弯角钮