This study is intended to study the quantity of gas radon in buildings in the hot spring area, Pong Kum. Tambon PA miang Amphoe DOI Saket, Chiang Mai Province. During the rainy season from July to October as a whole days 107 days by home study done 3 home style is semi semi wood cement. Plaster and wood home home number 50 after measuring radon detector using tract Alpha (CR-39)
การแปล กรุณารอสักครู่..
