Optics and photonics -- Preparation of drawings for optical elements and systems -- Surface imperfection specification and measurement systems
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$75.684
Optics and photonics -- Test methods for surface imperfections of optical elements
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$172.788
Measurement of fluid flow in closed conduits -- Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$231.336
Optics and photonics -- Preparation of drawings for optical elements and systems-- Part 7: Surface imperfections
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$112.812
Railway applications -- Heating, ventilation and air conditioning systems for rolling stock-- Part 1: Terms and definitions
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$231.336
Ergonomics of the thermal environment -- Assessment of heat stress using the WBGT (wet bulb globe temperature) index