The cooling water is in direct contact with the outer surface of the liner as a result of which it is termed a （）.
举一反三
- The cylinder is fitted with internal liner so that a water space is left （） the liner and the outer wall.
- Piston cooling fins are located ______. A: at top the piston crown B: beneath the piston crown C: at the base of the piston skirt D: inside the cylinder liner<br/>cooling water jacket
- Direct eye-to-eye contact is a sign of respect, which is universal.()
- Which one is not the common source of injection water: A: surface water B: ground water C: distilled water D: oil polluted water
- The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the（）.