激光平地在我国今后的农业节水灌溉方面，是一项必需的高效平地技术。
The laser level land is essential a high-efficient level land technology in agriculture water-saving irrigation in the future of our country.
自1960年激光器诞生之后，激光技术在农业、生物、医学等领域得到了广泛的应用。
Since the birth of the laser in 1960, the laser technique has been widely used in agricultural, biological, medical and other aspects.
本文是国家引进国际先进农业科学技术“948”项目（2001-27）——“数控激光及视频识别制材技术引进”的一部分。
The paper is a part of "Numeric controlled laser and video frequency distinguish, manufacture timber technology introduced item" which is supported by the fund of national "948" project (2001-27).
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