CREATE TABLE table_2282444_1 (h_ci__ka_m_ VARCHAR, b_r__t_ VARCHAR)
SELECT h_ci__ka_m_ FROM table_2282444_1 WHERE b_r__t_ = "0.6–1.4"
เมื่อ 0.6–1.4 คือ br (t) ค่า h ci (ka/m) คืออะไร?
When  0.6–1.4 is the b r (t) what is the h ci (ka/m)?