2003年度安装专业模拟试卷 有答案了（2003 installed professional simulation test paper, there is an answer）.docVIP

2003年度安装专业模拟试卷 有答案了（2003 installed professional simulation test paper, there is an answer） 2003 year professional installation test A RadioButtonList (a total of 25 questions, each question 1 points) 1, roots blower test run time should not be less than the water. A, 2h B, 4h C, 8h D, 24h first multiple-choice answer: ABCD 2, the distance between the valve handwheel should not be less than M. A, 0.1 B, 0.08 C, 0.12 D, 0.15 second multiple-choice answer: ABCD In 3, the water should be used near the elbow support. A, B, C, activity oriented fixed D, spring third multiple-choice answer: ABCD 4, avoid pipeline oil system for pedestrians to cross from. A, B, C, heat treatment, degreasing, purification of D film fourth multiple-choice answer: ABCD 5, when the total metal pole (or a) more than moving pedestrians to cross from the M calculation of a second use fee. A, 45 B, 65 C, 70 D, 60 fifth multiple-choice answer: ABCD Cable type 6, laying across the sea is the water. A, GH B, GT C, GY D, GR sixth multiple-choice answer: ABCD 7, wash with water when the flow rate is usually less than M/s. A, 1.5 B, 10 C, 15 D, 20 seventh multiple-choice answer: ABCD 8, ventilation and air conditioning engineering components manufacture and installation, the icon size and kg as a unit of measurement of the water. A, a kite rope B, flashing hood C and Steel closed door D, water retaining plate eighth multiple-choice answer: ABCD 9, domestic rarely use R - ray weld defects, the main reason is the water. A, the high cost of B and penetration than X ray C, is not convenient to use D, big ninth multiple-choice answers: ABCD harm to human body 10, the 100% weld welding ultrasonic testing, X ray review should not be less than the proportion of water. A, 20% B, 15% C, 10% D, 8% tenth multiple-choice answer: ABCD 11, control cable is water. A, AQD02 B, YJLY22 C, VLV42 D, KXQ23 eleventh multiple-choice answer: ABCD 12, requirements of corrosion resistance and wear resistance of the material is wat