这些高质量、高报酬的工作中的很大一部分将发生在当今那些生产煤炭和石油的国家里。
Many of these high quality, good-paying jobs will be in today's coal and oil producing states.
将它们添加到清单反映了生产厂家在质量方面取得的相当大的改进，以及对成为资格预审规划一部分的日益增加的兴趣。
Their addition to the list reflects considerable quality improvement made by manufacturers, and an increasing interest in being part of the prequalification programme.
l如果在产品运输和储存过程中，对该防腐剂和设备的兼容性有怀疑，可以咨询防腐剂生产厂商，供应链质量部。
If there is any doubt about product compatibility with equipment during shipment and storage.
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