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Table 4
Averaged physical properties of H II regions associated with the dust emission, 6.7 GHz methanol masers, and bubble morphology over a common Galactic region of 2° ≤ ℓ ≤ 60°, |b| ≤ 1°.
| H II region association | Te | EM | ne | NLyc | MassH II |
|---|---|---|---|---|---|
| (103K) | (105 pc cm−6) | (102 cm−3) | (1048 s−1) | (M⊙) | |
| Methanol maser | 7.3 ± 0.7 | 5.2 ± 0.4 | 5.2 ± 0.2 | 10.0 ± 0.4 | 28.5 ± 1.1 |
| Submillimeter loud | 7.3 ± 0.8 | 5.1 ± 0.4 | 4.9 ± 0.2 | 7.9 ± 0.3 | 33.4 ± 2.0 |
| Submillimeter quiet | 6.2 ± 0.9 | 2.8 ± 0.2 | 3.2 ± 0.2 | 5.5 ± 0.3 | 31.1 ± 2.2 |
| Bubble | 6.5 ± 0.9 | 3.0 ± 0.2 | 3.1 ± 0.1 | 6.7 ± 0.3 | 38.0 ± 2.3 |
| Average | 6.6 ± 0.9 | 3.6 ± 0.3 | 3.8 ± 0.2 | 6.3 ± 0.3 | 32.0 ± 2.1 |
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