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技术制图玻璃器具表示法
Technical drawings for glassware
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综合工程地质图图例及色标
Legend and color standard for comprehensive engineering geological map
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水利水电工程制图标准.水土保持图
Drawing standard of water resources and hydroelectric engineering for soil and water conservation drawing
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信息显示装置 人机工程一般要求
Information display equipment--The general require of man-machine engineering
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网络计划技术 网络图的绘制规程
Technology of network plan--Rules of network drawings
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网络计划技术 术语 图形符号
Technology of network plan--Term--Motif symbol
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