干濕球溫度計(jì)是用兩個(gè)相同的溫度計(jì)并列制成的,在使用時(shí),其中一個(gè)溫度計(jì)下端的玻璃泡包著濕布,因?yàn)樗舭l(fā)時(shí)要吸熱,所以這個(gè)溫度計(jì)的讀數(shù)要比另一個(gè)溫度計(jì)讀數(shù)低。某天干濕球溫度計(jì)的讀數(shù)如右圖所示,相對(duì)濕度表如下表,則:
干球溫度 |
干濕差 |
|||
1.0℃ |
2.0℃ |
3.0℃ |
4.0℃ |
|
15.0℃ |
90% |
80% |
70% |
61% |
20.0℃ |
91% |
82% |
74% |
66% |
25.0℃ |
92% |
83% |
76% |
68% |
30.0℃ |
93% |
86% |
79% |
73% |
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