Assertion: spacecraft's system | /r/CapableOf | measure dust accumulation
Facets:
value: to solar cells
type: TRANSITIVE-OBJECT
Source sentences:
text: It consisted of two solar panels to provide power (the EASEP could only operate during lunar day), an antenna and communications system to send data to Earth ground stations and receive commands, a passive seismometer, designed to measure seismic activity and physical properties of the lunar crust and interior, and a lunar dust detector, to measure dust accumulation and radiation damage to solar cells.