Assertion: gypsum's strength | /r/CapableOf | enhance zone
Facets:
value: before peak value
type: TEMPORAL
Source sentences:
text: According to the variation of material strength with curing duration, it can be divided into three zones: the strength enhancing zone (before peak value), strength reducing zone (between the peak value and stabilization inflection point), and strength stable zone (after stabilization inflection point).