A process for the production of a liquid hydrocarbon oil from a gas feed containing a lower hydrocarbon and CO2, wherein the gas feed is mixed with H2O to obtain a mixed gas having specific CO2, H2O and lower hydrocarbon contents. When a mobile terminal enters the precinct wireless network, at least one application program corresponding to a predetermined data service function of the mobile terminal is automatically executed, and thereafter when the terminal exits the precinct wireless network, the application program is automatically terminated. Extra bits are set or left set in the bitmap shadow copy to minimize the frequency of having to write bitmap data to persistent storage. A punch having a portion, whose diameter is larger than the inside diameter of a space between the small-diameter walls, is inserted into an inner space among the large-diameter walls and the small-diameter walls of each of the projection portions.