... and outer fluids to the coaxial needle, composed of an inner needle (28G) and an outer needle (21G). The two needles were adjusted to high concentricity under a microscope. A signal generator (DG1022U, RIGOL Electronic, China) was used ...
Sustainable Buildings and Structures: Proceedings of the 1st International Conference on Sustainable Buildings and Structures (Suzhou, P.R. China, 29 October - 1 November 2015)
... 1 (4) 3.2 Carbon emissions calculation models of production and construction phase This phase carbon emissions are mainly composed of four parts and as shown in Equation 2. where i = the number of types of building materials; m ...
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