The physical and chemical requirements of LME lead ingots were introduced, and production technology was also introduced breifly.

简要介绍韶关冶炼厂LME铅锭的物理和化学质量要求及LME铅锭的生产工艺过程。

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Chemical products for the preservation of the samples have higher requirements.

化工产品对样品的保存有较高的要求。

youdao

Physical and chemical parameters and grain size composition of mortar shall meet requirements specified in table 28.

耐火砌泥的物理及化学参数以及粒度分布应该满足表28中指定的要求。

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New bureaucracies would be required at the national level to handle the immense reporting requirements on chemical production and disposition.

CENTERFORSECURITYPOLICY: Chemical Weapons: Say No to This Troubled Treaty

To avoid the risk of contaminants being mixed into the recycled plastic, the new recycling system performs quality control based on a chemical substances risk management database developed by Fujitsu Laboratories, thereby ensuring that notebook PCs and other ICT devices comply with legal requirements for chemical components.

ENGADGET: Fujitsu making laptops from unwanted CDs and DVDs

If these were not grounds enough to sack the Chemical Weapons Convention, another one looms large: The treaty will impose substantial new cost, inspection and reporting requirements on a host of industries that have nothing to do with chemical weapons or even chemical manufacturing.

CENTERFORSECURITYPOLICY: A Noxious Arms Control Treaty