量規(guī)用來測量金屬線的準(zhǔn)確粗細(xì).Gauges are used for finding out the exact thickness of a wire.刻度尺 、 刻度盤 、 量規(guī)等顯示的讀數(shù)是 多少 ?What does the scale, dial, gauge, etc read?移動針盤量規(guī)到汽缸套,記錄針盤量規(guī)上讀數(shù).Move dial gauge to cylinder liner record reading on d...