> remove oil and grease with a degreasing agent 用脱脂剂去除油脂
A.use a degreasing agent to remove oil and grease B.Draw oil and grease from a degreasing agent C.Add oil and grease into a degreasing agent正确答案A
> remove oil and grease with a degreasing agent 用脱脂剂去除油脂
A.use a degreasing agent to remove oil and grease B.Draw oil and grease from a degreasing agent C.Add oil and grease into a degreasing agent正确答案A