The external service which permits registration of an alternate implementation for pipe pressure drop calculation. To use this service, programmers implement a server class that derives from IPipePressureDropServer.

public static ExternalServiceId PipePressureDropService { get; }

Public Shared ReadOnly Property PipePressureDropService As ExternalServiceId
	Get

public:
static property ExternalServiceId^ PipePressureDropService {
	ExternalServiceId^ get ();
}