通过改进夯填工艺和改造夯锤的外形尺寸和重量，达到了大幅提高地基承载力的目的。

Through the improvement of puddle backfill technology and modification of the dimension and weight of hammer ram the purpose as enhancing the bearing strength of foundation is achieved.

youdao

通过改进夯填工艺和改造夯锤的外形尺寸和重量，达到了大幅提高地基承载力的目的。

Through the improvement of puddle backfill technology and modification of the dimension and weight of hammer ram the purpose as enhancing the bearing strength of foundation is achieved.

youdao