A: additives
B: water
C: grease
D: acid solutio
举一反三
- （） is used for cylinder and cylinder head， the salt water is used for cooling the lubricating oil， the fresh water in the coolers and the charging air in the air cooler.
- On the top of the cylinder is mounted the cylinder cover which is pressed onto （） of the cylinder liner by means of nuts and studs.
- Block group contains ________. A: connecting rods, crankshaft and flywheel B: pistons, connecting rods and oil pan C: cylinder block, cylinder head and oil pan
- The cylinder is fitted with internal liner so that a water space is left （） the liner and the outer wall.
- Which of the following operation will have a direct impact on the rate of wear in a cylinder liner （） A: amount of scavenge air to the cylinder B: quality of fuel injected C: viscosity of the lube oil D: compression ratio of the pisto
内容
- 0
In large marine diesel engines cylinder oils usually contain additives formulated to impart the （） to clean the rings and grooves.
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智慧职教: 1.S1:Duty engineer, low limit alarm of cylinder No.4 exhaust temperature is on now. S2:Maybe there is water leakage at the cylinder liner. Q:What's the possible cause of the trouble?
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The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.
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gas cylinder ______
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The most appropriate description about the role of the cap for high-pressure gas cylinders is ( ).(2 points) A: to protect the valve from being damaged, prevent dust, grease, and other debris into the cylinder valve B: to label gas names and properties C: for beauty D: for proper labeling of cylinder manufacturing standards