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The innovations of the media, materials and techniques are indispensable to the development of watercolour painting.

就形式而言，媒介、材料、技法等的变通和不断创新，是水彩画长久发展的必由之路。

Water Landscape in the waterscape design has become an indispensable link.

水景观在水景设计中已成为一个不可或缺的环节。

Waterscape water in the landscape design has become an indispensable component.

水景观在水景设计中已成为一个不可或缺的环节。

Despite the weather map forecasting with empirical and subjective, but still is an indispensable basis for the forecast.

尽管天气图预报带有经验性和主观性，但至今仍然是不可缺少的预报依据。

Securities market is known as "weatherglass" of national economy, it plays an important hub role for effective operation of the whole market mechanism, so it is indispensable for its position in the market system.

证券市场被誉为国民经济的"晴雨表"，对于整个市场机制的有效运行发挥着重要的枢纽作用，在市场体系中的地位不只是不可或缺。

His work The West of the Westland is also an indispensable part while we are having a comprehensive study of west literature.

同时，《西部之西》也是我们全面研究西部文学不可或缺的文本。

It is widely acknowledged that computer and other machines have become an indispensable part of our society, whi ch make our life and work more comfortable and less laborious.

人们普遍认为计算机和其他机器已经成为我们社会必不可少的一部分。它们使我们的生活更舒适，减少了大量劳动。

Meanwhile, people in every phrase of life have irreplaceable place as indispensable a note is in whole gamut as in completion of the whole life.

而每一个年龄阶段的人，都有其独特的价值，这构成了我们生活的丰富性。

In the film and television works,the wide-angle lens participation is indispensable.

在影视作品中，广角镜头的参与是不可或缺的。

Wilkie Collins as the father of British detective stories, he also is one of the world history of a detective story writer indispensable.

威尔基·柯林斯被誉为英国侦探小说之父，他亦是世界侦探小说史上一位不可缺少的作家。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。