非: mistake; wrong; errors商品: commodity; goods; merchandis ...的: 4次方是 The fourth power of 2 i ...产量: output; yield; throughput; h ...交换: exchange; swap; interchange; ...农产品的产量: yields (n)非商品: nichtware; noncommodity; nonmerchandise进口商品的产地标记: mark of origin非商品保险: non-merchandise insurance非商品流量: noncommodity flow非商品能源: non commercial energy非商品燃料: noncommercial fuel非商品销售: noncommodity sales非商品支出: expenditure for not buying commodities非商品资金: funds for noncommodity items增加农作物和产品的产量的奖励: improved yield/production bonus商品的: commercial; visible等量交换: equal quantity exchange动量交换: exchange of momentum; interchange of momentum; momentum exchange; momentum tra fer; momentum transfer能量交换: energy alternation; energy exchange; energy interchange; energyalternation; energyexchange; energyinterchange; interchange of energy能量交换器: energy exchanger容量交换: capacity conversion水量交换: water exchange向量交换律: commutative law of vector质量交换: mass transfer