论文部分内容阅读
(一) 導言橡膠是一種很重要的工業原料,不論人民的日常用品或是國防工業上,都佔着重要的位置。可是我國橡膠工業的原料幾乎全部是由國外輸入的。橡膠可以有由人工合成的代用品——人造橡膠,普通的橡膠是由植物中提取出來的。人造橡膠和植物橡膠在工業上各有優劣,不可偏廢。世界上植物橡膠的主要出產地是南洋,目前受着帝國主義國家的控制,要從南洋輸入橡膠是困難日增而且價格奇昂;我國的工業建設如果要達到計劃生產就必須要做到原料自給。但是我國現在的橡膠
(I) Introduction Rubber is a very important industrial raw material, which occupies an important position both for the people’s daily necessities and the defense industry. However, the raw materials of China’s rubber industry are almost all imported from abroad. Rubber can have a synthetic substitute - artificial rubber, ordinary rubber is extracted from the plant. Artificial rubber and plant rubber have their own advantages and disadvantages in the industry, can not be neglected. The world’s major producer of plant rubber is the Nanyang. Currently under the control of the imperialist countries, it is difficult and expensive to import rubber from the Nanyang. If China’s industrial construction needs to achieve planned production, it must be self-sufficient in raw materials . But now our rubber