实践证明，中方的履约措施是得力和有效的。
The practice has proven that China's measures of the CWC implementation are strong and effective.
对三种合同的履约激励相容性给出了证明。
The incentive compatibility of each type of the contracts is demonstrated respectively.
对三种合同的履约激励相容性给出了证明。
The incentive compatibility of each type of the contracts is demonstrated respectively.
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