「地質知識」这个为你們所爱好的刊物,自55年改为月刊以來,在各方面熱烈的重視和支持下,曾又出刊了12期。在这裹首先讓我們向熱心指導和支持本刊的同志們、作者同志們、審稿同志们以及爱好本刊的讀者們致以崇高的敬意。地質工作隨着國民經济的發展,必須为國家社会主义工業化提供必需的礦產資源,同時为第二个五年计劃尋 Geological Knowledge, a favorite publication for you, has been published 12 times since its publication in the 55th issue of the monthly magazine with the warm attention and support of all parties. In this package, first of all, let us pay our highest tribute to the comrades, authors, commenters and reviewers who love to guide and support this magazine. Geological work With the development of the national economy, we must provide the necessary mineral resources for the socialist industrialization of our country. At the same time, we should seek for the second five-year plan