A.雙棱B.單棱C.四棱D.六棱
A.1:1.07~1:1.12B.1:1.27~1:1.32C.1:1.37~1:1.42D.1:1.47~1:1.52
A.下頂栓壓力B.混煉室空間C.料筒容積D.轉(zhuǎn)子轉(zhuǎn)速