Keywords saturated salt-water drilling fluid;polyalcohol drilling fluid;weighted drilling fluid;drilling fluid property;drilling fluid additive;inhibiting agent;filtration-reducing agent.;

• 饱和盐水钻井液;聚合醇钻井液;加重钻井液;钻井液性能;钻井液添加剂;抑制剂;降滤失剂;