Where is the biggest difference between diesel and gasoline in? A: 1) cylinder compression was different. Diesel stage of the compression stroke is compressed air; stage of the compression stroke gasoline engine is gasoline and air mixture is compressed. 2) Different ignition. DSE2157. Diesel rely on diesel fuel sprayed into the high-pressure gas atomization spontaneous combustion; rely on the spark plug ignition gasoline engine. Why since 2002, I generally do not recommend that you use neutral grounding during installation? A: 1) a new generation of self-regulatory function generator greatly enhanced; 2) the practice found that the high failure rate of lightning neutral grounding of the unit. 3) Grounding high quality requirements, the average user can not do. Deep Sea DSE2157. Unsafe working ground rather not grounded. 4) neutral grounding of the unit will cover the load and ground fault leakage faults, and these faults and errors can not be exposed to the city TV current supply situation. DSE2157_ Zhongxin Electrical and Mechanical _DSE2157 deep sea provided by the Dongguan City, South City Zhongxin Electrical and Mechanical operation. DSE2157_ Zhongxin Electrical and Mechanical _DSE2157 deep-sea Dongguan City, South City Zhongxin Electrical and operating (zhongxin888.net.cn) this year introduced a new upgrade, the above picture is for reference only, please call the telephone or pictures on this page, for the latest information Contact: Miss Lee.