The problems existed in the researches mainly include: the disjoint between theory and practice, the index system's poor maneuverability, and lack of national standard.

通过对已有研究的分析发现研究中有理论研究与实践脱离、指标体系缺乏可操作性、没有国家标准等问题。

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But these theories are often in dazzling at the same time, laments the lack of maneuverability.

但这些理论却往往在让人眼花缭乱的同时，感叹其可操作性的缺乏。

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Property Law "confirmed the registration system of objection on Real Estate by national legislation for the first time, but the provisions are more general, lack of maneuverability in the practice."

《物权法》第一次以国家立法形式确认了不动产异议登记制度，但该规定较笼统，在实践中缺乏操作性。

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Classic yachts used to race on the same course as modern boats until their size and lack of maneuverability led to some serious accidents.

FORBES: Two Sheets to the Wind