然后您可以进行混合，并将它们匹配到不同场景的测试上，如带有高成本功效的便宜租金，或使用信用卡支付的低成本运输费用。
You could then mix and match them to test for different scenarios like cheap rent with a high cost of utilities, or low transportation costs with a credit card debt.
这样的装备在林区外是否也将发挥功效还需进一步的测试。
Whether such equipment will work outside forests has yet to be tested.
这些研究提出了很多平复皱纹的方法，也提供了几种可以用来测试化妆品公司所声称的护肤品功效的办法。
As well as throwing up ways to smooth away wrinkles, the studies may provide a quantifiable way to test claims made for skin products.
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