[SD] Pricing Formulas

條件基值代用公式

Formula for determining the condition basis as an alternative to the standard.

定價公式

formula	usage
22	whole units of measure only 完整的數量才計價
23	any fractional portion of the total quantity 整張訂單合計後，不完整的數量才計價
24	for an incomplete unit 不完整的數量才計價