persistent materials造句
例句與造句
- Shotguns have been used to eliminate persistent material rings in operating rotary kilns ( such as those for cement, lime, phosphate, etc . ) and clinker in operating furnaces, and commercial tools make the method more reliable.
- The Convention prohibited the dumping of halocarbons and organosilicon ( with some exceptions ), mercury and mercury compounds, cadmium and cadmium compounds, non-biodegradable plastics and other persistent materials, as well as " substances which have been agreed between the Contracting Parties as likely to be carcinogenic under the conditions of disposal . " It also restricted and required a permit for the dumping of arsenic, lead, copper, zinc and their compounds, as well as cyanides, and fluorides, pesticides, containers, " tar-like substances ", scrap metal, and " other bulky wastes ."
- It's difficult to find persistent materials in a sentence. 用persistent materials造句挺難的