参考标准；
However, very few reference standards of these compounds were commercially available.
然而，在商业上是很少有参考标准的这些化合物。
Testing manuals of various industry standards are available as reference.
是否有各种行业标准测试手册作为参考。
For design and dimensioning, reference is made to other standards.
设计和尺寸计算，要参照其它标准。
Testing manuals of various industry standards are available as reference.
各种行业标准测试手册是可作为参考。
Our design and production comply with the relevant industry technical standards Pictures for reference only.
我公司的设计和制作符合相关行业技术标准。
The above information is only for reference. Please refer to national standards for details.
以上信息仅供参考，请以国家标准为准。
Which can provide reference for the standards setting of the thrust system bridge.
为有推力体系桥梁荷载标准的制定提供参考。
Which can provide reference for the standards setting of the thrust system bridge.
为有推力体系桥梁荷载标准的制定提供参考。
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