A stop-time target phase setting unit sets a target phase CAr for an intake valve to a target phase, which is used when an engine is stopped, in response to issuance of an engine stop command. Each fluidic channel connects the common port to an independent port and provides essentially the same flow resistance to a fluid flowing therethrough. Light emanates from the display device at the locations where optical contact takes place. The finger tip part can be swung about the center axis thereof. After the wireless communications system and the wireless unit determine that a call is in danger of being dropped, the wireless unit and the wireless communications system can automatically add base station in the candidate set to the active set in attempting to recover the call. The polymerization reaction tolerates hydroxyl and other functional groups on the bisacetal.