求翻译：Advances in Steel Construction is important to practicing engineers in Hong Kong due to the huge demand on infrastructure construction in the Region, in particular, China, in the coming decade. Steel and composite construction is often adopted in super high-rise buildings as well as long span bridges and roof structures due to their high structural efficiency with large strength-to-self-weight ratios and large flexural rigidities against instability and serviceability problems. The Guangdong-Hong Kong-Macau Conference on ‘Advances in Steel Construction’ is organized as the definitive technical platform in the Pearl River Delta Region for the following renowned engineers to share their experiences on modern steel construction technology:是什么意思？

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