第1个回答 2006-11-24
1st, mountaineering operating instructions that, First gets hold of the arm rest, the double foot successively steps in the footboard, the choice procedure, the double foot makes an effort downward to mount the function one after the other: Strengthens the leg department muscle, the enhancement physique and so on 2, the electrically operated jogging machine operating instructions that, First gets hold of the arm rest, the double foot puts in two borders, after the jogging machine start the double foot puts one after the other in rolls on the belt, the beginner must get hold of the arm rest, and so on the machine stops only then stops your footsteps. Function: Enhancement heart and lungs function, enhancement physique