Channeling can be prevented by adding sponge iron and synthetic rubber powder in cement slurry .

提出消除微裂缝-微环隙的防窜措施，是在 固井 水泥浆中添加海绵铁及 合成橡胶粉。

Synthetic macro-fiber reinforced concrete have been used for many years in USA Japan and so on and achieved remarkable effect it provides a development orientation of cement matrix composites in the future .

粗 合成纤维混凝土在美国和日本等国家已有多年的使用历史，其显著的效果已为大量工程实践所证明，它已成为 水泥基复合材料的未来发展方向。

Apply the Synthetic Ammonia Factory 's Solid Waste in Cement without Coal 's Cleaner Production

合成氨厂固体废弃物在 水泥无煤清洁生产中的应用

The synthetic polymers found wide uses as filtrate reducer in oil well cement .

这类降失 水剂种类 繁多、性能优异，有很好的应用前景。

Test was done on an atmospheric tester with power provided by a XY type triplex plunger pump . A synthetic core with ratio of cement to sand as 1 : 1 . 5 was used .

试验是在常压实验架上进行的，由XZ型三柱塞泵提供动力，岩心采用灰砂比 1：1.5的自制岩心。

Effect of Synthetic C-S-H Gel on the Interfacial Zone between Hardened Cement Paste and Aggregate

合成C-S-H凝胶对 水泥石-集料界面区的影响

On Synthetic Evaluation Method of Quality Detection of Cement Mixed Pile

水泥搅拌桩质量检测与 综合评定方法的探讨

The use of specific synthetic polymers as oil well cement filtrate reducer has recently drawn a wide attention in industry .

目前在油井 水泥降失水剂领域， 合成聚合物降失水剂再度成为研究的热点和重点。

Study of Plasticizing of Synthetic Polymer Carboxylic Acid on Cement

合成聚羧酸物质对 水泥的塑化效果研究

Study on low temperature synthetic high calcium and solid sulfate fly ash cement

低温 合成高钙固硫粉煤灰 水泥的研究

The results show that the synthetic crystal ornamental stone is tschermigite and is crystallized around a cement stick in supersaturated solution .

研究表明，此观 赏石晶体为铵明矾，而不是水晶，并证实此观赏石是铵明矾在过饱和溶液中环绕 水泥柱结晶而成。

Analysis of Synthetic Acoustic Waveforms in a Cased Borehole with Thin Cement Annulus Bedded in Carbonate Strata

薄 水泥环套管井碳酸盐岩地层中 合成波形分析