| 1. | The impellers are kept in their proper relationship to each other by spur gear .
液轮之间借助于正齿轮保持彼此正常的关系。
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| 2. | Spur gear drives for fine mechanics ; tables
精密机械用正齿轮传动装置.第4部分:表格
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| 3. | Series of modules for gears ; modules for spur gears
齿轮的模数系列.直齿圆柱齿轮的模数
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| 4. | Spur gear drives for fine mechanics ; calculating sheet
精密加工用正齿轮传动装置.计算表
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| 5. | Tolerances for single - start hobs for involute spur gears
渐开线正齿轮用单头滚铣刀的公差
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| 6. | Precise mapping of single helical - spur gear
单个斜齿圆柱齿轮的精确测绘
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| 7. | Master gears for checking spur gears ; receiving arbors
检查圆柱直齿轮用的标准齿轮.安装心轴
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| 8. | Fully constant mesh all spur gear transmission
全直齿常啮式变速器
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| 9. | Equivalent spur gear of the helical gear
斜齿轮的当量直齿轮
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| 10. | Specification for non - metallic spur gears
非金属正齿轮规范
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