單項(xiàng)選擇題
A.零件 B.組合件 C.合件
A.35%(質(zhì)量分?jǐn)?shù)) B.50%(質(zhì)量分?jǐn)?shù)) C.50%(體積分?jǐn)?shù))
A.5 B.10 C.15
A.6.0~11.0 B.7.5~11.0 C.6.0~13.0
A.-25 B.-20 C.-15
A.85~160 B.85~210 C.70~140
A.沸點(diǎn)下降 B.腐蝕金屬 C.溶脹橡膠
A.100 B.150 C.120
A.鋰基潤滑脂 B.鈣基潤滑脂 C.鈉基潤滑脂
A.油溫 B.最低氣溫 C.齒面壓力
A.-20 B.-15 C.-10