目 录
1常用符号......................................1
1.1给水排水常用名称符号............................1
1.2给水排水常用名词缩写............................1
1.3计量单位名称及符号.............................2
1.3.1 SI基本単位..........................2
1.3.2  SI辅助単位..........................3
1.3.3  SI导出单位..........................3
1.3.4  SI 词头...........................4
1.3.5未制单位和制外单位    ......................5
2単位换算......................................8
2. 1统一公制计量单位中文名称    ......................8
2.2常用单位换算................................9
2.2.1长度单位换算...........................9
2.2.2面积単位换算...........................9
2.2.3体积単位换算..........................10
2.2.4质量单位換算............................10
2.2.5力单位換算............................11
2.2.6千克力（kgf）、牛顿（N）换算.................11
2.2.7动力酒度单位换算..........................12
2.2.8运动點度单位换算..........................12
2.2.9压力与应力单位换算.........................12
2.2.10功、能与禊量单位换算.......................14
2.2.11功率、能畳流及热朮单位換算 ...................14
2.2.12时间单位换算...........................15
2.2.13速度換算........................ 15
2.2.14成量换算 ............... ..15
2.2.15功的换算.............................15
2.2.16功率換算 ....................16
2.2.17水的各种硬度单位及换算............... 16
2.2.18 饱和MXffi力......................16
2.2.19密度换算.....................  以....16
3物理、化学....................................17
3.1物理常数.................................17