A.1% B.1.5% C.2% D.2.5%
A.自检程序 B.验证 C.报警信号 D.声音
A.1 B.0.1 C.0.01 D.0.001
A.1/1000; B.1/1500; C.1/2000
A.-20℃~+40℃ B.-10℃~+40℃ C.-20℃~+60℃
A.1.05P B.1.1P C.1.50P D.2.0P