Assertion: natural mica | /r/ObjectUse | used in the manufacture of capacitors
Facets:
value: as panel-board
type: MANNER
value: mainly
type: DEGREE
Source sentences:
text: In the electronic-field, natural mica is mainly used in the manufacture of capacitors such as bridge-spacers in electronic valves and as panel-board where heat-resistance and low-loss properties at high frequencies are required.
text: In the electronic-field, natural mica is mainly used in the manufacture of capacitors such as bridge-spacers in electronic valves and as panel-board where heat-resistance and low-loss properties at high frequencies are required.