市政学、城市环管理.docVIP

第章第一节 城市环境管理概述第二节 城市环境问题及治理第节 城市市容、环境卫生及绿化管理 of support and hanger. Cable hole plugging gaps should use qualified fireproof materials, block surface should have sufficient strength, surface appearance. When cables pass through the firewall, of lax structure of local fire safety clamps. Thermoplastics production, to comply with the process, no bubbles in the thermoplastics pipes, linear nose consistent with the core wire specifications, contact is good, no cracks, break. Tinned copper nose clean solder full exterior surface is smooth without burrs. Control cable Assembly should be fastened, dense, solid, clean, and beautiful. Secondary wiring the cable terminations should be arranged by the actual location of the device line cards, the wiring from the upper to the lower, from left to right in the order. Fixed to maintain consistent spacing between lines, flat, should be around the corner in the same location, same shape, to ensure that the wiring process neater and more elegant. 5 thermal process control measures for quality problems 5.1 control thermal duct system leakage measure to ensure that the use of electric door and actuator installation quality and equipment to the site to check its seal, acceptance, in order to fundamentally solve oil spill problems. Plant for local Panel after installation, in conjunction with the quality Department to check its overall quality, poor-quality parts replacement. Supply good quality of purchasing instrument and ovality of the guarantee instrument tubes as small as possible, selection of high quality, high precision sleeve connector. Instrument pipe welding, construction workers and technicians on every road, every instrument as well recorded and well identified in the instrument, welding welding following the end of each review, responsibility and prevention of welding, welding wrong. Requirements for welding personnel certified, and welding before welding training, select skills good sense to carry out construction, weld