Industrial 90° angle stem liquid-in-glass thermometers with round case, of nominal size 160; dimensions and nominal ranges
带圆形外壳的工业90°角杆式玻璃管液体温度计 标称尺寸160；尺寸和标称范围

1991-09-01

Industrial 90° angle stem liquid-in-glass thermometers with round case, of nominal size 250; dimensions and nominal ranges
带圆形外壳的工业90°角杆式玻璃管液体温度计 标称尺寸250；尺寸和标称范围

1991-09-01