The pots are wide at the base and tapered at the top.
这些壶底部粗，顶部细。
The at least one notch includes a greater dimension oriented in a direction of one of the grooves and is tapered along that dimension between a base and a vertex opposite the base.
至少在一档包括在更大的层面对沟槽面向一个方向是沿之间的基地和基地对面的圆锥顶点层面。
Outer Scale (Fig. 6) - This scale is a micrometer-type scale marked 0-9 at the tapered base of the red handwheel.
外刻度（图6） - 这个刻度是测微计类型刻度，在红手轮的锥形底座上标注0 - 9。
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