... datum axis 基准轴 基准轴 datum dimension基准标注基准标注 datum identifier 基准标识 基准识别字 ...
2
?基准标注基准标注
... datum axis基准轴基准轴 datum dimension基准标注基准标注 datum identifier基准标识基准识别字 ...
双语例句
1
This method realizes the 2 dimension constrained adjustment of GPS control network based on quasi-stable datum using classical adjustment of free networks and coordinate transformation method.
该方法采用经典自由网平差和坐标转换法实现基于拟稳基准的GPS控制网2维约束平差。
2
If the element being tested with a tolerance requirement is a contour line or surface, point the arrow and datum symbol to the contour line or surface, and keep it away from the dimension line.
当具有公差要求的被测要素为线或平面时，将指引线箭头和基准符号指在线或平面上，且必须与尺寸线错开。
3
If the element being tested with tolerance requirements is an axis, centre line or symmetrical plane, the arrow and datum symbol should be aligned to the dimension line of that element.