It is important to the clarification of how to describe the state-space model during parameter perturbation and the standardization of the state-space model description.

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To apply the method of Chapter Ⅱ to ring dynamics, we develop the streamline formalism to a canonical form in Chapter Ⅲ. The perturbation equations which describe the perturbed motion of streamlines are derived, with the general form of a near-conservative system.

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Its main features were: the flowering branch 70~170 cm; the inflorescence is racemes or simple panicle; the axis of inflorescence is thick, and the node is distict; there are 4~5 florets in a spikelet, and the spikelet is non-stem; small rachis internodes glabrous, and the pikelet like a stick; there are 2 membrane glume; the lemma is longer or equal to the palea; there are 2 squamas, and 6 stamens; its ovarium like ovatum; there are 3 brushy tigmas; did not see the caryopsis; flowering February-March.

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When described as a distance of an arc on the engagement pitch circle, it is called "Circumference Direction Backlash", when described as the shortest distance between two opposing tooth surfaces is called "Normal Line Backlash".

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The beauty and pizazz of my loving snow is beyond any word of description in this world.

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Describing in no word could show its beauty as well as its pizazz.

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No word can describe her beauty and pizazz.

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Nothing can describe her beauty, nothing can speak out 用詞不準 her pizazz.

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