Major physical characters such as egg shape index, shell thickness, the proportion of each component of egg to total egg and density are analyzed for the breed eggs of Taihe silkies in this paper.
The major components of the a Fuel Gas Conditioning & Heating System consist of an Filter Coalescer, electric start-up heater, a shell and tube type performance gas heater, and a fuel gas scrubber.
燃气调节与加热系统的主要部件包括凝聚过滤器、电起动加热器、壳管式工作燃气加热器和燃气洗涤器。
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This project represents a major step-change in Shell′s retail presence in China.