per-unit pricing 每单位定价
Multiple-unit Pricing 多元单位定价
Unit-pricing 垃圾计量收费
Unit Pricing Code 单位标价法案
PRICING UNIT 计价单元
unit of pricing 计件定价
N a system of pricing foodstuffs, etc, in which the cost of a single unit is shown to enable shoppers to see the advantage of buying multipacks 单位定价
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