If the substance to be exploded has the high compressive strength, the effect is limited. 對於抗壓強度較高的欲爆體，其效果有限。
The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated. 用不同摻量的礦渣粉及粉煤灰對水泥砂漿流動性和抗壓強度進行了試驗研究。
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