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关注：1
2013-05-23 12:21
求翻译：在确定材料截面形状和尺寸时，应当优先选用国家标准和部颁标准所规定的系列尺寸，尽量避免选用非标准系列规格的材料。是什么意思？ 待解决
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- 离问题结束还有
在确定材料截面形状和尺寸时，应当优先选用国家标准和部颁标准所规定的系列尺寸，尽量避免选用非标准系列规格的材料。
问题补充： |
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2013-05-23 12:21:38
Determine the shape and size of the material cross section, it should be the preferred national standards and ministerial standards required by a series of size, try to avoid using non-standard series specifications of the material.
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2013-05-23 12:23:18
To determine the material cross-sectional shape and size, it should be preferred standards and departmental criteria set forth in range of sizes, as far as possible avoid using non-standard range of sizes of materials.
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
When determining the cross-sectional shape and dimensions of the material should be preferred series under the Department of national standards and standard sizes, as far as possible avoid using non-standard specification materials.
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2013-05-23 12:28:18
When determination material section shape and size, must first select the national standards and proclaimed the standard s
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