A.3 B.15 C.17
A.門尼機(jī) B.混煉機(jī)動(dòng) C.烏式粘度計(jì)
A.堿 B.分散劑 C.催化劑
A.460KW電機(jī)轉(zhuǎn)速 B.渦輪轉(zhuǎn)速 C.螺桿轉(zhuǎn)速
A.4 B.3 C.2