外铲斗 msc A 允许安装经典系列的所有速度计。 它与仪器的螺丝环和固定板的外缘齐平。使用固定板 msc A 和 msc C 时,始终需要外杯将仪器牢牢地夹在固定板上。
英语原文描述
The outer bucket msc A allows the mounting of all speedometers of the Classic series.
It is flush with the screw ring of the instrument and the outer edge of the retaining plates. When using the holding plates msc A and msc C, the outer cup is always necessary to clamp the instrument firmly against the holding plate.