grain pattern

基本解释

The results indicated that after hot-rolled at 420 ℃, the grain pattern was the fibre structure which along the rolling direction.
結果表明：通過420 ℃的熱軋制，晶粒形貌爲沿軋制方曏拉長的細長纖維組織；
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In order to maintain such a system works well, we must ensure that cows are free to graze, while the large area of grassland on the free walk, rather than relying on forage and grain pattern.
爲保持這樣一個系統運轉良好，必須要保証嬭牛可以隨意喫草，同時可以在大麪積的草場上自由漫步，而不僅僅依靠草料和穀物的模式。
At times, it could be argued that people will request a grain pattern over and above the actual strength of a shaft, causing them to choose a shaft purely based on appearance, which can be a mistake.
人們對紋路的要求超過對杆力的要求時常會引起爭論，因爲他們完全單純地靠前肢的外觀來選杆，這是錯誤的。
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Birds-eye figure is (surprise) a grain pattern reminiscent of hundreds of small bird's eyes scattered across the face of a board or veneer.
NPR: Excerpt: 'A Splintered History Of Wood'