What function is provided by the crankcase ventilation system on some diesel engines?（）

[单选题]One function provided by a hydraulic accumulator is to ___.A．provide an area where air can separate from the oilB．provide an area to separate solid contaminants from the oilC．act as an oil and water separatorD．absorb shocks occurring in the system

[单选题]What is the function of internet to the logistics? （）A . To direct the operationB . To help the market development, operation and managementC . To guide the mobile equipment, like truck and shipD . To speed up the process

[单选题]What is the function of the after-coolers installed in the diesel engine air intake system?A．Decrease the air densityB．Increase the exhaust temperatureC．Decrease the lube oil temperatureD．Increase the air density

[单选题]What is NOT a function of the air supply of a covered lifeboat?（）A . Provides air for engine combustionB . Pressurizes water spray systemC . Provides air for passenger respirationD . Prevents smoke and other noxious fumes from entering craft

[单选题]What is the function of the thrust bearing?（）A . Prevents lateral movement of the slow speed gearB . Transmits propeller thrust to the hullC . Keeps spring bearings in lineD . Prevents main reduction gear axial movement

[主观题]What does the following function return?char foo(void){unsigned int a = 6;iht b = -20;char c;(a+b > 6) ? (c=1): (c=0);return c;}

[单选题]What is the function of the chillers in a traditional air-conditioning syst

[单选题]( )：The capability provided to the consumer is to use the provider’s applications runningon a cloud infrastructure,The applications are accessible from various client devicesthrough either a thin client interface, such as a web browser (e.g.,web-base

[单选题]The cylinder cover is not provided with ( )A．fuel valveB．the starting valveC．lubricator

[单选题]The cylinder cover is not provided with （）.A . fuel valveB . lubricatorC . indicator valveD . the starting valve