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didy n.〔口語〕尿布。

didymium

In this paper the properties of the polymer modified cement mortar are studied of didy formwork concrete surface coated layer for protection . the emphasis is focused on the permeability and cracking - proof feature 本文主要對模網混凝土聚合物改性水泥砂漿保護層的性能進行研究,著重探討了與耐久性密切相關的抗裂性能和抗滲性能。

Didy loves listening to stories , studying stage design , painting and music 愛聽故事的人,學習舞臺設計,喜歡畫畫和音樂。