first-class standard

基本解释

This timber approximates first-class standard, but it still has some defects.
这种木材差不多是头等材，但它还有些缺陷。
Japan designs the development experienced moved toward again from the seed to the start maturely, finally entered the world first-class standard.
日本设计的发展经历了从萌芽到起步再走向成熟，最后进入世界一流水准。
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.
目前我们的产品质量等级己经达到国际一流水准，在国内外市场上也取得了一定知名度与影响力。

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