covering agent

exploitation of liquid steel heat-insulating covering agent in ladle

钢包钢水保温覆盖剂的开发

investigation of hollow microparticle defect-covering agent with heat-expansion and matting properties

热膨胀性中空微球皮革消光补伤剂的研制

application and research on ladle covering agent

钢包覆盖剂的应用与研究

improvement of riser feeding efficiency by new type riser covering agent

使用新型冒口覆盖剂提高冒口补缩效果

Covering in winter, spreading manure and spraying drought relief agent increased yield by 27%~ 34%;

冬盖多施肥并喷施抗旱剂，比对照田增产27%～34%；

the invention discloses bulk coal transportation dust covering agent and the usage, which belongs to the dust preventing technology field.

本发明公开了一种散煤运输封尘剂及其使用方法，属于防尘技术领域。

Covering with plastic film, crop straw and spraying drought relief agent increased yield by 38%;

二元覆盖（地膜、秸秆）兼喷施抗旱剂，比对照田增产38%左右。

said covering agent may be lime and fluorite and said refining agent uses lime, fluorite and aluminium powder as main raw materials.

覆盖剂可以以石灰和萤石、精炼剂，也可以以石灰、萤石和铝粉为主要原料，深度脱氧可使用铝片或镁片。

It is a filling agent for soft leathers, having good covering power and natural, soft feel.

该产品是一支制造软革填充剂, 具有优良的遮盖性和自然柔软的手感.