Unsized paper treated with litmus for use as an acid-base indicator .

未定 尺寸 经石蕊处理的纸，用作酸碱显示 剂。

A porous unsized paper used for filtering .

大小 不同的多孔 纸张，用于过滤。

Successful development of advanced filling facilities have promoted the improvement of filling techniques thus accelerating wide application of cemented fill of high density unsized tailings .

先进充填设备的成功研制促进了充填技术的提高，加速了 全尾砂高浓度 （ 膏 体 ）胶结充填的广泛应用。

The interfacial adhesion of unsized and sized carbon fiber with different sizing agents and matrix can be characterized by single fiber fragment test .

本文通过单纤维碎裂法， 分别对 未 上浆及不同上浆剂 处理的碳纤维与基体的界面粘结性进行表征。

At present our dense medium coal preparation technique mostly adopts preparation of non-desliming and unsized raw coal equipments keep developing to large-scale .

目前，我国的重介选煤工艺大多采取不分级入选和不脱泥 入选，设备趋向大型化。

In this paper taking some mine as an example the pump backfilling mining method with high density unsized tailings as well as its investigation in technical feasibility are introduced .

本文以某矿为实例简要介绍了高浓度 全尾 砂泵 压充填采矿法技术可行性研究的 内容和方法。