Выражение встречается в следующем контексте:

A 1200 Watt laboratory microwave instrument including a 64 x 256 dot matrix,vacuum fluorescent display with graphics and alpha/numeric capabilities,alpha/numeric keypad, a 1.7 cubic feet fluoropolymer coated cavity, corrosionresistant exhaust system, inboard temperature and pressure control system,solid steel door construction with spring loadedquadruple safety door latch, direct drive alternating turntable with optical sensor,1 computer port, internalRAM backup for 100 multi step sample preparation procedures, preprogrammedEPA methods, halogen cavity lamp and detachable power cord.

Заранее спасибо