FINITE ELEMENT ANALYSIS OF NATURAL THAWING HEAT TRANSFER OF ARTIFICIAL FROZEN SOIL IN SHIELD-DRIVEN TUNNELLING

Finite Element Analysis of Natural Thawing Heat Transfer of Artificial Frozen Soil in Shield-Driven Tunnelling

The technology of artificial horizontal freezing method is increasingly being used in the soil reinforcement of urban underground Skirts projects such as shield-driven tunnelling.Compared with the freezing process, the thawing process is more complicated, and the thawing behavior of artificial frozen soil surrounding shield-driven tunnels has not b

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Perceptions of healthcare professionals regarding the main challenges and barriers to effective hospital infection control in Mongolia: a qualitative study

Abstract Background It is not fully understood why healthcare decision-makers of developing countries often give low priority to infection control and why they are unable to implement international guidelines.This study aimed Hair Bleach to identify the main perceived challenges and barriers that hinder the effective implementation of infection con

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