尺寸标注非常重要，尺寸标注教学往往缺乏特色。
The dimension is very important but its teaching is in defect of characteristic.
总尺寸一般应该标注。
以上所标注尺寸单位均为毫米。
本表尺寸为选择标注，订货时欢迎咨询。
The sizes of the date are select label, so welcome the consultation.
尺寸公差标注是绘制机械图的一项重要内容。
It is essential to mark common difference measurement in a machine drawing.
尺寸公差标注是绘制机械图的一项重要内容。
It is essential to mark common difference measurement in a machine drawing.
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