first-class standard

常见例句

This timber approximates first-class standard, but it still has some defects.
這種木材差不多是頭等材，但它還有些缺陷。
Japan designs the development experienced moved toward again from the seed to the start maturely, finally entered the world first-class standard.
日本設計的發展經歷了從萌芽到起步再走曏成熟，最後進入世界一流水準。
At present our product quality rank oneself after achieved the international first-class standard, has also obtained the certain well-knownness and the influence in the domestic and foreign markets.
目前我們的産品質量等級己經達到國際一流水準，在國內外市場上也取得了一定知名度與影響力。

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