"Rolling pins or other mechanical instruments are not permitted," the rules admonish.
新规定指出：“不允许使用擀面棍或其他机械工具。”
Intuitive dial type parameter display: show equipment parameters with dial type display and is convenient for experimenter to read a wide range of mechanical instruments.
直观的码表式参数显示：选用码表方式显示设备参数，符合实验者看各类机械式仪器表的习惯。
Intuitive dial type parameter display: show equipment parameters with dial type display and is convenient for experimenter to read a wide range of mechanical instruments.
直观的码表式参数显示：选用码表方式显示设备参数，符合实验者看各类机械式仪器表的习惯。
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