|
1 |
0dBm = +48.75 dBmV |
|
2 |
0dBm = +108.75 dBmmV |
|
3 |
1GW
= 109W |
|
4 |
1MW = 106W |
|
5 |
1KW = 103W |
|
6 |
1mW = 10-3W |
|
7 |
1mW
= 10-6 W |
|
8 |
1nW = 10-9W |
|
9 |
1pW = 10-12W |
|
10 |
1fW = 10-15W |
|
11 |
1哩
= 5280呎
|
|
12 |
1哩
= 0.8684浬 |
|
13 |
1浬
= 1.1515哩 |
|
14 |
1公里
= 3280.8呎 |
|
15 |
1哩
= 1.609呎 |
|
16 |
1米
= 3.2808呎 |
|
17 |
1呎
= 0.3048公尺 |
|
18 |
1碼
= 36吋 |
|
19 |
1吋
= 2.54公分 |
|
20 |
1磅
= 453.6克 |
|
21 |
1瓦／時
= 3.415BTu |
|
22 |
攝氏度（°C）=
5/9華氏度-32 |
|
23 |
華氏度（°F）=
9/5(攝氏度+32) |
|
24 |
克氏度（°T）（絕對溫度）=
攝氏度+273 |
|
25 |
0dbw=+78.75dbmv |
|
26 |
1哩
=1.609公里 |