I don't want to be associated with your scheme; I'm contracting out. 我不想参与你们的计划, 我要退出。
Expound magnesium metallurgy with ferrosilicon process and calcium metallurgy with aluminothermic process by contracting technological conditions. 通过工艺条件对比分析,阐明了硅热法炼镁与铝热法炼钙两者工艺过程、设备条件基本相同。
A contract is a voluntary arrangement between two or more parties that is enforceable at law as a binding legal agreement. Contract is a branch of the law of obligations in jurisdictions of the civil law tradition.