immature wood
常见例句
- Based on the field test of immature earthen sites reinforced with the wood anchor and PS serosity. The different PS serosity material had little influence to the bolting force of the wood anchor.
通過對木質錨杆、PS漿液加固生土遺址的現場試騐，認爲不同的PS灌漿材料對木質錨杆的錨固力的影響不大； 返回 immature wood