The lubricating oil cooler is circulated by sea water or low temperature fresh water, wh
此题为判断题(对,错)。
此题为判断题(对,错)。
A. fresh water cooling system and sea water system
B. sea water cooling system and lubricating oil cooling system
C. fresh water cooling system and lubricating oil cooling system
D. jacket cooling system and piston cooling system
A、Accurate opening pressure of the valve (lower than the inlet pressure > 1kPa when the oil and gas recovery device is regenerated)
B、Select a proper one-way valve to minimize the opening pressure and flow resistance of the valve
C、Oil and gas recovery pipe diameter shall not be less than DN80
D、Resistance of oil and gas recovery pipe coupling valve (improved structure)
A、thermal transfer
B、timing pump
C、holding tube
D、FDV
A、change
B、exchange
C、pay
D、use
The grocery has built a reputation on selling fresh organic produce _____ chemicals. |
[ ] |
A. far from B. free from C. close to D. different from |
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