They possess an important role to adjust the product structure of dyestuffs and to raise the additional value of textiles.
它们对调整染料产品结构和提高纺织品的附加价值具有重要的作用。
Practices show that the die structure is reliable and can ensure the product quality. It has important reference value to the design of the progressive dies for this kind of parts.
实践证明，该模具结构可靠，能保证产品质量，对此类零件的级进模设计有重要参考价值。
Practices show that the die structure is reasonable and reliable, and can ensure the product quality. The design has reference value to the design of the progressive dies for similar parts.
实践证明，模具结构合理、可靠，能保证产品质量，对此类零件的级进模设计有参考价值。
Its system structure is simple and its price is cheap, the studying course make known its practical value and applied prospects of the advanced technics product.
整个系统结构简单，造价便宜，研制过程表明这是一种有实用价值应用前景的高技术产品。
Natural rubber and sugarcane are staple crops of Hainan province and they are very important components of Hainan's agricultural production structure and agricultural product output value.
天然橡胶和甘蔗是海南主要农作物品种，在海南农业生产结构和农业产值结构中占有重要地位。
Natural rubber and sugarcane are staple crops of Hainan province and they are very important components of Hainan's agricultural production structure and agricultural product output value.
天然橡胶和甘蔗是海南主要农作物品种，在海南农业生产结构和农业产值结构中占有重要地位。
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