Sökning: "lawn mower"

Hittade 2 avhandlingar innehållade orden lawn mower.

1. 1. Volatile hydrocarbons in vapour and exhaust from alkylate-based and conventional petrol

   Författare :Ulf Östermark; Chalmers tekniska högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; gas chromatography; petrol vapours; combustion; moped; lawn mower; petrol exhaust; alkalyte; hydrocarbons; 3-butadiene; adsorption sampling; benzene; ethene; 1;

   Sammanfattning : .... LÄS MER

3. 2. Digital holographic reconstructions of ultrasound from laser vibrometry recordings

   Författare :Erik Olsson; Luleå tekniska universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Experimental Mechanics; Experimentell mekanik;

   Sammanfattning : If sound and noise from an engine, say a lawn mower, is to be reduced, it is of advantage to know from which part of the machine the noise is coming. An interesting medical application for localization of sound sources is optoacoustic imaging of tissue. LÄS MER