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| 71. | Analysis of water used in boiler and cooling system--Determination of sulfite |
| GB/T14426-1993锅炉用水和冷却水分析方法亚硫酸盐的测定 |
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| 72. | closed cooling water system |
| 闭式冷却水系统 |
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| 73. | indirect cooling water system |
| 间接式冷却水系统 |
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| 74. | Analysis of water used in boiler and cooling system--Determination of copper |
| GB/T14418-1993锅炉用水和冷却水分析方法铜的测定 |
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| 75. | Motor vehicles-Cooling capacity for engine cooling system-Test method on road |
| GB/T12542-1990汽车发动机冷却系冷却能力道路试验方法 |
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| 76. | Analysis of water used in boiler and cooling system--Determination of iron |
| GB/T14427-1993锅炉用水和冷却水分析方法铁的测定 |
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| 77. | Analysis of water used in boiler and cooling system--Determination of phosphate |
| GB/T6913.4-1993锅炉用水和冷却水分析方法磷酸盐的测定 |
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| 78. | Sacrificial anode cathodic protection for seawater cooling system in coastal power station |
| GB/T16166-1996滨海电厂海水冷却水系统牺牲阳极阴极保护 |
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| 79. | Analysis of water used in boiler and cooling system--Determination of alkalinity |
| GB/T14419-1993锅炉用水和冷却水分析方法碱度的测定 |
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| 80. | The cooling system can, of course, freeze up in very cold weather. |
| 冷却系统在很冷的天气，当然可能冻结起来。 |
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