而当扩径段长度大于一定范围时，岩屑在此段的静态运移规律和动态运移规律差别不大。

However, when the length of hole enlargement is larger than certain range, the cuttings static migration law and dynamic migration law is not so much different in hole enlargement section.

youdao

而当扩径段长度大于一定范围时，岩屑在此段的静态运移规律和动态运移规律差别不大。

However, when the length of hole enlargement is larger than certain range, the cuttings static migration law and dynamic migration law is not so much different in hole enlargement section.

youdao