... 可调式量规；可调式卡规 adjustable gauge 可调照明 adjustable illumination 可调式极限卡规 adjustable limit snap gauge ...
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There is disclosed a tripod head for mounting a device to be held (such as an illumination device) to a support base at an adjustable Angle of depression or elevation.
有披露了用于安装设备三脚架云台举行(如照明设备)为支持基地的抑郁或高度可调角度。
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