TBMs are used to excavate tunnels, subway tubes and sewer lines. In comparison with traditional tunnel boring methods like rock drilling, blasting and hand mining in soil, the use of such giant TBMs could minimize the impact on the surrounding ground and produce a smooth tunnel wall, helping certain tunnel projects run through unstable geological conditions.
Surge of spending
TOKYO - Heavy rain is once again expected to pound Japan, with areas still recovering from extensive flooding brought by Typhoon Hagibis earlier this month likely to be hit again, the weather agency here said Thursday.
Sun said the shopping mall composite index stood at 67.2 for the whole year of 2016 while the convenience store business index was 72.2 for the first quarter, both above the boom-or-bust threshold.
Sun Fuquan, a researcher at the Chinese Academy of Science and Technology for Development in Beijing, said cities-including Shenzhen, Suzhou, Wuhan and Wuxi-would be attractive markets for both global and domestic companies to expand their presence in the field of smart and green buildings.
Sun Jinzhong takes a selfie in his office in January, 2020. [Photo provided to China Daily]
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Sun said the administration had also adopted a number of measures to bring Chinese studying or living abroad back home, while at the same time taking steps to stop the importation of novel coronavirus cases.
Sunday was the 33rd straight day of a national lockdown the government adopted to contain the spread of the pandemic. The lockdown, which Prime Minister Narendra Modi announced on March 25, has been extended until this Sunday.
Sun Jinyun, a professor of management at Fudan University, who focuses on startup research, said over 80 percent of China's internet success stories found their roots in business model innovation, but their limitations are obvious: over-reliance on the local market, a short life cycle, and the high risk of being duplicated by others.
Sustainable development