Detection frequency of straight probe and selection of K value for tilting probe are discussed .

对直探头探测频率及斜探头K值选择进行了简单论述；

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Presently, variety improvement, increment in P, K and microelement and selection on suitable cutting period are main methods to improve yield and quality.

提高产量和品质目前人们主要是从品种改良和增施磷、钾及微量元素、选择适当刈割期等方面入手。

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In this paper the description of the ship motion with ar model, the selection of the order of the ar model and the construction of the K steps advanced adaptive predictor are discussed.

本文讨论了船舶在不规则海浪中运动的AR模型描述方法和AR模型阶的选择，并用自适应预报的方法提出了超前k步的自适应预报器。

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On the recommendation of several British fashion editors, I visited Vestiaire Collective, the Paris-based resale (translation: the clothes are preowned) site that launched in the U.K. last spring and now ships to the U.S. The selection is thoroughly high-end (celebrities Sophie Dahl and Rachel Weisz have donated goods), and each piece is vetted by in-house specialists who are trained to weed out fakes.

WSJ: The Fashion Piece That Got Away