The high wearing resistance of the samples after hydrocooling and air cooling was partially attributed to martensite transformation and work-hardening.
Preparation of EGD air-cooling two-stroke-cycle gasoline engine oil and TC-W3 water-cooling two-stroke-cycle gasoline engine oil was studied by using hydroisomerizing base oil.
According to the problems of WZ-C bell-less top charging equipment such as high temperature and perviousness of distributor.The causes are analyzed.The water cooling and block system are modified.
Musk explained that the company had started work three months before on a large water-cooled steel plate to be placed underneath the concrete launch pad.
The water-cooled central air conditioning and humidification system at the site help maintain the temperature in the building at about 20 C and the humidity at 80 percent.