2009年二级建造师《机电工程》考题及答案(国外英语资料).docVIP

2009年二级建造师《机电工程》考题及答案(国外英语资料) 2009 annual national construction division two qualification examination papers Professional engineering management and Practice (mechanical and Electrical Engineering) First, individual choice questions (20 questions, l points per subject). Each item options, only l most to do) 1. in mountain areas, cableway hoisting equipment is used more often (B). A. sliding hoisting method Hoisting method of B. over high inclined cable C. universal rod hoisting method D. rotating lifting method 2. if no proper protective measures are taken, the welding operation shall be stopped immediately (C). The relative humidity of A. reached 80% B. adopts arc welding, and the wind speed reaches 6m / S C. adopts CO2 gas shielded welding, the wind speed reaches 2m / S D. the weather is very hot and the surface temperature is 38 degrees centigrade in the sun 3. the correct order of the building heating pipe installation procedure is (B). A. system cleaning, piping system test, corrosion protection, heat insulation, final acceptance B. piping system test, corrosion protection, insulation system cleaning, final acceptance C. piping system test, accessory inspection, anticorrosion, thermal insulation, final acceptance D. corrosion protection and insulation pipeline system test system cleaning, final acceptance 4. if the whole building share a ground system, its grounding resistance value should meet the requirements of grounding resistance (B) of different professional grounding devices. A. specification value B. minimum C. mean D. maximum 5. if the design of the air duct thickness of the exhaust system is not required, the thickness of the air duct pipe can be selected according to (D) system. A. negative pressure B. low voltage C. medium pressure D. high voltage 6. after the completion of the construction of the building fire acceptance, should check whether the fire facilities configuration meets (A) requirements. A. approved fire control design B. project can b