unsubstitutable

land, as one of the rare resources and an important economic factor, plays an unsubstitutable role in the development of society and economy.

土地是一种稀缺性资源和重要经济要素，在社会经济发展中具有不可替代的作用。

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paint-knife skills in canvas painting can generate an unsubstitutable effect of bright color and featured illustration.

将刀绘技法运用于风景油画的创作，可以收到色泽鲜明、画面响亮的特殊效果，有着油画笔不可替代的作用。

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water is the spring of life and the unsubstitutable resource by which man exist.

水是生命的源泉，是人类赖以生存的不可替代的资源。

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the educational activity has special nature and features, which determines that it plays an unsubstitutable part in the formation, development and dying process of a nationality.

由于教育活动所特有的性质和特点，决定着教育活动在民族形成过程、民族发展过程和民族消亡过程中都发挥着不可取代的重要作用。

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in this paper we find that laser scattering method is the best option to measure the stress of transparent material and has many unsubstitutable advantages such as non-destructive, simple equipment, with clear strip and complete stress information after our summarization and research on different optical methods.

本文通过对各种光学方法的总结研究，发现激光散光法具有其他方法无法替代的优点，如无损测量、设备简单、条纹清楚、应力信息全面等，是透明材料应力测量的最佳选择。

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resources-based city is a major city that provides resources in our country. it performs an unsubstitutable function to develop our material industry and infrastructural industry and to support circulation of the whole national economy.

资源型城市是我国资源生产的主要基地，对发展我国材料工业、基础工业以及支撑整个国民经济运行具有不可替代的作用。

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In the era of electronic documents, provenance principle still has strong vitality and unsubstitutable significance.

电子文件时代，来源原则依然具有强大的生命力，它的指导意义具有不可替代性。

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marriage can't go without morality, obligation and law in particular, which is the basic premise for marriage to exist as a social body and continue to play its unsubstitutable role.

婚姻离不开道德、离不开责任，当然也离不开法律，这是婚姻这种社会组织体存在并继续发挥其不可替代的作用的基本前提。

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practice-oriented teaching is a very important part of teaching in engineering university especially in application-oriented engineering university and it has an unsubstitutable function in cultivating students' creating sense, spirit and ability.

实践性教学是工科院校特别是应用型工科院校的重要教学环节，在培养学生创新意识、创新精神和创新能力方面具有不可替代的作用。

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supervision over and management of the leading group in college is an important aspect of the organizing work, in which public supervision plays an unsubstitutable role.

加强干部队伍监督管理是高校组织工作的一个重要方面，群众监督将发挥其无法替代的作用。

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the supervision report of newspaper, a most striking shortcut of news report, is concerned by governments and the party branches of different levels and highly appreciated by the people and is playing an unsubstitutable role in the progress of social politics, economics and legal system.

报纸的监督报道作为一种快捷的、最具影响力的新闻报道方式，受到各级党政部门的关注与人民群众的欢迎，在社会政治、经济和法治进程中起着不可替代的推动作用。

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in addition, peer group has unsubstitutable positive influence on the development of the children's self education.

另外，同伴群体对儿童自我教育的发展方面也有不可替代的积极影响。

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