單項(xiàng)選擇題
A.380kPa B.400kPa C.450kPa D.480kPa
A.220~240mm B.230~250mm C.240~260mm D.260~280mm
A.5號(hào) B.10號(hào) C.15號(hào) D.20號(hào)
A.7057硅脂 B.89D制動(dòng)缸脂 C.II號(hào)低溫潤(rùn)滑脂 D.改性甲基硅油
A.12.70kN B.14.70kN C.14.47kN D.26.47kN
A.30~35HRC B.35~38HRC C.38~48HRC D.50~55HRC
A.30~35HRC B.35~38HRC C.38~48HRC D.50~55HRC
A.250kPa B.300kPa C.350kPa D.400kPa
A.50mm B.135mm C.171mm D.275mm
A.30mm B.60mm C.200mm D.600mm