The PECC, PACC and DPC between fiber strength and lint yield per plant were-0.206,0.481,0.129 respectively.
比强度与单株皮棉产量的单相关系数、偏相关系数和直接通径系数分别为-0.206,0.481,0.129。
PECC was set up in 1980 to serve as a forum for the promotion of trade and economic co-operation in the Pacific region.
太平洋经济合作议会于一九八零年成立,旨在推动亚太区的经贸合作事宜。
In this paper, the principle, technological characteristics, property and its application of PECC technology were described.
概述了等离子体增强电化学表面陶瓷化技术的原理、工艺、特点、陶瓷层性能;并展望了应用前景。
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