题目内容
（请给出正确答案）
A、Split type (franklin VP500)
B、No electric siphon type
C、Class ii blower type (OPW CVS2)
D、Piston type (domestic yongbang)
简答题官方参考答案
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更多“Centralized vacuum pump is divided into （)”相关的问题
C—Milking Equipment D—Vacuum Pump
E—Milking Handle F—Reserved Tank
G—Parlor Pit H—Sanitation System
I—Waste Management J—Air Compressor
K—Installation Parlor Equipment L—Trouble Shooting
M—Circulation System N—Wiring Diagram
O—Water Gun Parts P—Operational Check or Individual Preparation
Q—Pulse System R—HTO Backflushing Installation
S—Tank Mounted Electrobrain T—Full Flow Secondary Drain
U—Automatic Door Control V—Feed System Component
51. ()挤奶设备 ()储奶罐
52. ()空气压缩机 ()排除故障
53. ()线路图 ()反向冲洗设备
54. ()废物管理 ()水枪
55. ()挤奶操作 ()自动门控制
A、main motion
B、simple forming motion
C、compound forming motion
D、feed motion
A、The rubber hose is crushed and dragged by vehicles
B、Installation and maintenance to avoid damage and distortion because there are many O rings
C、Intermediate effusion tank inspection
D、Lifting gun out of the word phenomenon - rubber tube leakage, need immediate maintenance
A、GB20950 Standard for the discharge of atmospheric pollutants from oil storage tanks
B、GB20952 Standard for emission of air pollutants by petrol filling stations
C、HJ /T 431 Technical specifications for acceptance and testing of air pollution control projects of oil storage and gas stations
D、GB13271 Standard for discharge of atmospheric pollutants from boilers
A、Inject nitrogen into the entire oil and gas recovery system
B、Pressurize to 500Pa
C、Measure the residual static pressure change in the system within five minutes with a closed tester
D、The test result shall not be lower than the limit value
A、absorption method
B、adsorption method
C、condensation method
D、membrane separation method
A、Limits on oil and gas emissions
B、Control technical requirements
C、Test methods
D、Prohibition of oil and gas emissions
A、diameter and direction of underground oil and gas recovery pipeline
B、selection of quick joints
C、working performance of P/V valve
D、construction quality problem
E、staff education
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