铂金的熔点为1755℃。

Beijing is the c小题1:of China. It is an old c 小题2:  and there are lots of places of i 小题3:  in Beijing. You know the emperors of Qing Dynasty lived in the Palace M 小题4: . You can walk s 小题5:  around the big lake and feel the b 小题6:  of the old park in the Summer Palace. You can also drink s 小题7:   Beijing tea in Laoshe Tea House. It is also a m 小题8:   city, you can visit the big s 小题9:   in Wangfujing Street and you can travel to the World Park by u  小题10:  .