2 电子书 Christopher N. Walsch
Christopher N Walsch: Davis-Bacon Act
The Davis-Bacon Act requires employers to pay workers on federal construction projects at least the "locally prevailing wage." In order to hire and retain workers, employers may pay more th …
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€269.49
Adrian Huff: Chemical Elements
Fluorination is one of the most efficient routes for modifying the physiochemical properties of materials in order to enlarge their application domain. In this collection, controlled fluorination was …
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€167.12