The 2:1 rate difference is for simplicity — every application will vary and the rates usually change over time.
为了简单起见，我们使用2：1的速率比值——每个应用程序的情况不同，而且速率通常会随时间而发生变化。
By comparison, we find out the concrete influence of the rate difference on investors. The influence can not be ignored.
通过比较，可看出利率差异对投资者行为的具体影响，该影响是不可忽视的。
The total effective rate reached 99 %. And the curative rate difference is notable from pure massage treatment (P< 0. 005).
并与单纯推拿治疗此病进行了疗效对比．治愈率差别显著（P＜0．005）。
They then arrange to pay lower freight rates to the carrier and obtain their profit from the rate difference between the two.
之后货运代理人以更低的运费安排承运人，从而赚取两者之间的差价。
They then arrange to pay lower freight rates to the carrier and obtain their profit from the rate difference between the two.
之后货运代理人以更低的运费安排承运人，从而赚取两者之间的差价。
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