润滑原理: fundamental of lubricationfundamentals of lubrication
Example Sentences:
1.
A general estimation of the nth derivation of the function is presented by using the principle of the inductive model and the characters of the bounded functions 对有界正则函数族中的函数，根据最大模原理和有界函数的系数不等式，得到了n阶导数的准确估计式。
