...键词:竞技展望;演变特点;国际规则;竞技健美操 [gap=1240]Key words: athletics expectation; the evolution of characteristics; inte rnational rules; calisthenics ...
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并用透射电镜、扫描电镜研究了珠光体组织的演变特点和渗碳体的变形。
The microstructure evolution of pearlitic steel in ECAP was investigated by means of transmission electron microscope and scanning electron microscope.
应用近几年的水文和地形实测资料，研究了磨刀门拦门沙区域近期的动力和地貌演变特点。
Hydrographic and bathymetric data have been applied to review the dynamic regime and morphological evolution in recent years in the sandbar area of the Modaomen estuary.
总结出冰塞河段的河床演变特点与冰塞演变的相互关系，得出了河床冲淤及水内冰堆积计算的经验关系式及河床冲淤平衡的临界水力参数。
The relationship between the particular features of scouring and deposition of riverbed and evolution of ice jam in He-qu Reach has been obtained.
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