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1·In the middle-late stages of production, as the deepening of the oil field development, the marginal operation output decrease, the cost increases, and the investment increase, too.

在油田开采中后期，随着油田开发程度的加深，措施作业边际产量递减，措施作业边际费用递增，措施作业增量边际成本递增。

2·This paper discusses the theory of destabilized operation of earthmoving machinery and describes the dynamic analysis of marginal operation conditions. A simple calculation method is given.

本文探讨了铲土运输机械作业稳定性的失稳机理，对机械作业的极限工况进行了动态分析，并给出了简便算法。

3·In order to achieve the best operating result at the least cost, the marginal cost of administrative law operation should be studied.

为达到以最少的成本支出获取最佳的运行效果，还必须对行政法运行的最佳成本边际问题进行研究。

4·To optimize the operation of power system, it is necessary to establish security constrained economic dispatch(SCED) and introduce locational marginal pricing(LMP)method.

为了实现电力市场的优化运营，关键是要建立安全约束经济调度与节点边际定价机制。

5·Marginal contribution analytical method commonly used in intermittent industry can also be used for economic analysis of production and operation of solid products in petrochemical industry.

石化行业固态产品生产经营的经济分析可以借鉴离散性工业中常用的边际贡献分析法。

6·Accurate localization is the key of successful operation, and intestinal anastomosis should be avoided in which mesenteric marginal branch is abnormal.

手术成功的关键是病变的准确定位，并应避免在肠系膜边缘血管异常部位作吻合。