Zhang Xiaoling について
Coll. of Mechanical and Electrical Engineering,Agricultural Univ. of Hebei, Baoding について
Zhang Xiuhua について
Coll. of Mechanical and Electrical Engineering,Agricultural Univ. of Hebei, Baoding について
Zhao Yuda について
Coll. of Mechanical and Electrical Engineering,Agricultural Univ. of Hebei, Baoding について
Zhao Danlin について
Coll. of Mechanical and Electrical Engineering,Agricultural Univ. of Hebei, Baoding について
Hebei Nongye Daxue Xuebao について
DESIGN について