héc
Details
2 senses
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The derived unit of frequency in the International System of Units, equal to one cycle per second.
vi Tần số của âm thanh này được đo bằng héc.
en The frequency of this sound is measured in hertz.
A unit of area equal to ten thousand square meters, commonly used for measuring large land plots.
vi Gia đình họ sở hữu vài héc đất trồng lúa.
en Their family owns several hectares of rice-growing land.