Protect UG pipelines of site, nearby buildings and structure under the requirement of contract.
按合同的要求做好施工现场地下管线和邻近建筑物、构筑物的保护工作。
Options for months for which there are no futures contracts. The underlying futures contract for a serial option month would be the next nearby futures contract.
为没有期货合同的月份而准备的期权。这种分期期权的原生期货合同是接下来的近期期货合同。
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