Mechanical Equipment [Daily Question] February 8, 2012, Wednesday
Thread Content
This post was last edited by Black gold on 2012-4-15 11:27. Hidden reply for the Daily Question challenge! The address of the hiding method is hidden after the revision. If no reply is set, it will be deleted or rated 1 point ； Participation earns a reward of 2 wealth points; answering all questions correctly grants 5 wealth points, while answering one question correctly yields 3 wealth points as a reward ； Do not edit after replying; editing after replying will only earn you a 2-point wealth reward! True or False: 1. Lubricants are only of two types: lubricating oils and greases. （ ） 2. Under normal circumstances, the higher the grade of the lubricating oil, the higher its viscosity as well. ( ) Answer: Wrong Right
1. Wrong. Lubricants mainly include lubricating oils, greases, and some solid lubricants. 2. Yes
1. Lubricants are only of two types: lubricating oils and greases. (Incorrect) 2. Under normal circumstances, the higher the grade of lubricating oil, the higher its viscosity as well. ( Right )