继今年一月我国与瑞典签订“发射订座协议”之后,今年四月二十日,我又同美国特雷卫星公司就发射卫星事宜签署了一项协议备忘录。双方商定、中国将于一九八七年十二月为美国发射第一颗通信卫星,一九八八年再发射一颗。这两颗卫星的运载火箭都将用我国自行研制的“长征三号”,而为瑞典的邮政卫星的运 Following the signing of the “Launch Reservation Agreement” with Sweden in January this year, on April 20 this year, I signed an agreement memorandum with the U.S. Trey Satellite Company on launching satellites. The two sides agreed that China will launch the first communications satellite for the United States in December 1987 and another one in 1988. The launch vehicles of these two satellites will all use the “Long March No.3” developed by our own country and will be the carrier of the Swedish postal satellite