Aprisa 

Aprisa is software that simplifies the project estimation process for commercial, industrial, and residential construction companies. Includes everything from HVAC, Paint and Plumbing to Steel, Valves and Labor. Has one-click access to vendors.
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Motor-Berechnungs-Programm MBPro 

The program MBPro supports test engineers developing gas oil engines in practice. It continues working where pocket calculators are terminating. The program calculates usual engine data a well as emisions, turbocharger data, heat balance.
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