initial budget estimates meaning in English

初步概算
初步框算

According to the methods of drawing up investment appraisal in feasibility study for chemical construction projects issued by former chemical ministry , initial budget estimate are made to engineering of both phases , total investments for submitted approval as following
根据原化工部颁发的化工建设项目可行性研究投资估算编制办法，对两期工程进行了估算，经初步估算，本项目报批投资总额如下：