亲爱的读者朋友: 1991年全年六期《预测》已全部呈现在您面前。翻阅着这六期杂志,您有什么想法? 在广大读者的爱护和编辑部全体同仁的共同努力下,《预测》在过去的一年中取得了较大的发展。本刊的进步与广大读者的积极支持和质量监督是分不开的。为了进一步加强编读之间的交流,提高读者在《预测》办刊之中的参与程度,我们 Dear reader friend: The “forecast” of the six full-year 1991 issue has been fully before you. Read through the six magazines, what do you think? With the joint efforts of all my colleagues in the readers’ love and editorial department, “Forecast” has made great strides in the past year. The publication of the progress and the majority of readers active support and quality supervision are inseparable. In order to further strengthen the exchange between compilation and reading, and increase readers’ participation in “forecasting”, we