The duty to education is a citizen's generalduty for all countries.
受教育义务是各国公民的一项普遍义务。
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Stamp duty is a tax on a range of paper and electronic transactions. Also known as transfer duty or generalduty, these taxes vary across states and territories.
Orifice plates are the second choice for generalduty flow measurement where vortex meters or other types of meters are not suitable or where redundant measurement is required.