Dimensions, thread gaging, minimum wall thickness and burst pressure, material classification, various quality aspects and requirements for marking identification are stipulated.
尺寸，螺纹规，最小壁厚和爆裂压力，材料分类，各种质量要求和所规定的标记和标识要求等。
Thread dimensional specifications, minimum wall thickness and burst pressure, material classification, and requirements for marking identification were stipulated.
螺纹尺寸规格说明，最小壁厚和爆裂压力，材料分类，以及规定的标记标识的要求等。
In this paper, the principle of OMNI sampler is introduced, and the applications in unknown material analysis, identification and classification of traditional Chinese herbal medicines are reviewed.
本文介绍了它的原理，评述了其在未知物分析、中药材无损鉴定与分类等方面的应用。
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