问题
单项选择题
我国滑油质量指标中的酸值是指滑油中的（）
A.总酸值
B.强酸值
C.有机酸含量
D.无机盐含量
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
我国滑油质量指标中的酸值是指滑油中的（）
A.总酸值
B.强酸值
C.有机酸含量
D.无机盐含量
参考答案：C
| 选词填空。 | |
2. Did you _____ Amy last night? 3. It makes me _____ angry. 4. I don't like people who _____ me. 5. Small restaurants can also _____ many people every day. 6. Do you think it's _____ that some restaurants are _____ to be uncomfortable? 7. Restaurant owners have _____ some things _____ scientific studies. 8. Many restaurants _____ this knowledge _____ make customers eat faster. |