public static void Ch3ModifyDog()
        {
            Ch3DogStruct dog = new Ch3DogStruct();

            if (Ch3Native.Ch3ModifyDogStruct(dog) == false)
            {
                throw new Exception("Ch3_ModifyDog test fail");
            }
        }
 public static extern bool Ch3ModifyDogStruct([In, Out] Ch3DogStruct dog);