The research of performance of contracts is the front area of the theory of contracts.

合约的执行问题是当前合约理论研究的前沿领域。

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Intensesand storms occur in the right side of the front area of front part of 200hPa upper air jetstream center.

强沙尘暴发生在200hPa高空急流中心前部的出口区右侧。

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According to the analysis of landslide source and its sedimentary environment, the landslide is divided into two parts: an end area and a front area.

通过对该滑坡体的物源及其沉积环境分析，将整个滑坡体沉积分为末端区和前缘区两个部分。

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Secret Service agents evacuated the immediate area in front of the White House, including the North Lawn area used by television organizations and other journalists, while initial examinations of the man and his bag were conducted.

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The exterior also utilizes a flat underbody (including a large front flat floor cover, electric motor area undercover, front undercover and rear diffuser with fins) to help manage airflow under the vehicle.

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"It takes the scrum away from the front of the boarding area, " Mr. Bostock said.

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