2) long-term contract
长期合约
1.
In the framework of chance-constrained programming,a mathematical model is developed for building optimal purchasing strategies for distribution companies from the spot market and/or by long-term contract with.
在假定供电公司可以通过长期合约和现货市场组合购电以满足用户需求的前提下,基于机会约束规划方法框架,构造了供电公司计及风险的最优购电决策的数学模型,并用蒙特卡罗仿真方法对其进行求解。
2.
In power generation market, long-term contract is one of the common and important choices of power generation company and transaction center to pursue benefits and evade risks.
发电市场中 ,长期合约是发电公司与交易中心双方追求效益、规避风险的共同选择。
3) extension of contract period
延长合约期
4) How long is the lease?
租约期限多长呀?
5) extension of time
延期;延长合约期
6) extension of agreement
延长合约;延长合约期
补充资料：长岑长
1.《后汉书．崔骃传》﹕"宪(窦宪)擅权骄恣﹐骃数谏之。及出击匈奴﹐道路愈多不法﹐骃为主簿﹐前后奏记数十﹐指切长短。宪不能容﹐稍疏之﹐因察骃高第﹐出为长岑长。"李贤注﹕"长岑﹐县﹐属乐浪郡﹐其地在辽东。"后用以称颂不为权贵所容之官吏。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条