A.0.001~0.002 B.0.0015~0.0025 C.0.002~0.003 D.0.0025~0.0035
A.變形量 B.變化量 C.安全性 D.穩(wěn)定性
A.0.002~0.005 B.0.0025~0.0055 C.0.003~0.006 D.0.0035~0.0065