non-nitrogen resin 不含氮树脂
Nitrogen Type Liquid Epoxy Resin 含氮型液体环氧树脂
nitrogen-containing resin 含氮树脂
containing nitrogen epoxy resin 含氮环氧树脂
boron-nitrogen formaldehyde resin 硼氮酚醛树脂
nitrogen-type chelating resin 含氮螯合树脂
nitrogen-containing resin-bonded sand 含氮树脂砂
The measures to prevent nitrogen blow hole caused by high nitrogen content of resin sand are: adopting low nitrogen resin, adding iron oxide into sand or coating and keeping resin from moisture.
防止树脂砂含氮量高引起的氮气孔的方法是：选用低氮树脂、型砂或涂料中加入氧化铁粉和避免树脂受潮。
Melamine is a trimer of cyanamide. It contains 66% nitrogen (by mass) and provides fire retardant properties to resin formulas by releasing nitrogen when burned or charred.
三聚氰胺是氨腈的三聚体。它含66%的氮（质量）并在燃烧或焦化时通过释放氮气为树脂产品提供阻燃特性。
A water insoluble bactericide containing sulfur and nitrogen was synthesized using ion exchange resin as raw material in laboratory.
在实验室以磺酸阳离子交换树脂为原料制备含硫和氮的水不溶性杀菌剂。
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