不可更改的法则 meaning in English

peremptory rule

The first party consisted of pfuhl and his followers ; military theorists , who believe in a science of war , having its invariable lawslaws of oblique movements , out - flanking , etc . pfuhl and his adherents demanded that the army should retreat into the heart of the country in accordance with the exact principles laid down by their theory of war , and in every departure from this theory they saw nothing but barbarism , ignorance , or evil intention
第一派是：普弗尔及其追随者，那些军事理论家，他们相信存在军事科学，认为这门科学有自身不可更改的法则，运动战法则，迂回运动法则等。普弗尔及其追随者要求撤退到国家的内地，按伪军事理论所规定的精确的法则，对这个理论的所有偏离却只能被人们视为野蛮，不学无术或别有用心。