The most important factor that causes the wear of the engine parts is ().
A、excessive heat
B、friction
C、oxidation
D、high pressure
A、excessive heat
B、friction
C、oxidation
D、high pressure
A、A. the customer standing right in front of them. B、B. the customer who owes the company the most money. C、C. the customer calling on the phone. D、D. the customer they have an appointment with in an hour.
A、A. Create a design specification document. B、B. Integrate routing and switching components. C、C. Document power and UPS availability D、D. Document the customer's current and future technology projects.
A、A. Sports and international news. B、B. A menu of important news. C、C. The most important news. D、D. What you are interested in.
A、GM B、the vertical center of gravity C、the longitudinal center of gravity D、the stress on the hull
A、GM B、the vertical center of gravity C、the longitudinal center of gravity D、the stress on the hull