This book focuses on the durability problems of existing prestressed concrete (PC) structures caused by strand corrosion, clarifies the mechanical behavior of corroded prestressing strands, corrosion-induced cracking, bond degradation, prestress loss and structural performance deterioration, and proposes the corresponding prediction models. Its aim is to provide the knowledge, tools, and method…
WHAT MR. DUCKLOW BROUGHT HOME Itf HIS BOOT-LEO. ON a certain mild March evening, A. D. 1864, the Ducklow kitchen had a general air of waiting for some body. Mrs. Ducklow sat knitting by the light of a kerosene lamp, but paused ever and anon, neglecting her stocking, and knitting her brows instead, with an aspect of anxious listening. The old gray cat, coiled up on a cushion at her side, purr…
This open access book aimes to close a critical research gap in understanding how frequently German-speaking adolescents come into contact with the English language through various media channels, such as television, books, or the internet, and how this contact influences learners’ English competences. In addition, this research project explores the effect of family background and gender on…