With an aim at some engineering structure features, a single-edge double-crack model is designed.

针对某些工程结构特点，设计了单边双裂纹模型。

youdao

With an aim at some engineering structure features, a single-edge double-crack model is designed.

针对某些工程结构特点，设计了单边双裂纹模型。

youdao