渗铬层内不同区域的形成机理有较大差别。
The forming mechanism is different in the fusion layer, brazing layer and heat agglomerating layer.
结果表明，不同燃料燃烧后烟气迁移速度有较大差别。
Results indicate the obvious difference of the smoke transport velocity produced from the various burnt.
高强混凝土的强度和变形特性与普通混凝土的相比有较大差别。
Compared with common concrete, the strength and the deformation characteristics of high-strength concrete vary greatly from that of common concrete.
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