Freight cars shunting impacts analysis using an improved dynamic model of friction draft gear
D-A-π-A dye-sensitizers with Cd (Ⅱ) or Cu (Ⅱ) complex as auxiliary electron acceptor
D-A-π-A dye-sensitizers with Cd (Ⅱ) or Cu (Ⅱ) complex as auxiliary electron acceptor
D-A-π-A dye-sensitizers with Cd (Ⅱ) or Cu (Ⅱ) complex as auxiliary electron acceptor
Aircraft ground test pose active control device and method