What specifications and quality assurance data is available for each of them?
每件产品的规格和质量安全数据？
The influence of controlling specifications of water quality on well injectivity has been studied theoretically.
论文从理论方面研究了水质控制指标对注水井吸水能力的影响规律。
Our products have a complete range of specifications and steady good quality.
本公司产品质量稳定，品种规格较为齐全。
Our products have a complete range of specifications and steady good quality.
本公司产品质量稳定，品种规格较为齐全。
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