working reference造句

the investigation and analysis of net work reference service of academic libraries in guangdong province
广东省高校图书馆网上参考咨询服务调查与分析
standard guide for preparation of working reference materials for use in the analysis of nuclear fuel cycle materials
核燃料循环材料分析用操作参考材料制备的标准指南
thank you for your continuous support for green council . please help us to finish the “ green purchasing survey ” for our future work reference
感谢您支持环保促进会，请花一小点时间填写环保采购调查，帮助我们了解您的意见，并让我们做得更好。
surface chemical analysis-chemical methods for the collection of elements from the surface of silicon-wafer working reference materials and their determination by total-reflection x-ray fluorescence spectroscopy
表面化学分析.从硅片工作标准物质表面采集元素的化学方法及其全反射x射线荧光光谱法的测定
It's difficult to find working reference in a sentence. 用working reference造句挺难的