传统的艺术学有着卓越而悠久的历史，但对于现实生活中代表未来方向的新生事物，传统艺术学存在滞后性，缺乏足够的理论敏感性。
Traditional art enjoys a long and outstanding history, but is not sufficient in terms of theoretical sensitivity towards the new things in reality that represent the future trend.
主观上审计理论、制度与技术方法的滞后性，在很大程度上也是国家审计风险形成的重要因素。
Subjectively, the backward in auditing theory, system and technic is also an important factor of the formation of the risk of government audit in a great extent.
通过理论分析得出结论：动载荷、物料运动的滞后性是影响链条速度提高的主要原因。
It is concluded from the theoretic analysis that dynamic load and resident property of moving material are the main factors that give an impact on increase in chain moving velocity.
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