FDN
- 网络高效减水剂；固定拨号号码(Fixed dialing number)；萘系高效减水剂
FDNFDN
高效减水剂
其中高效减水剂 (FDN ) 的掺量为 1. 8 L 100 kg 水泥; 缓凝剂 (RA ) 的掺量为 0.
固定拨号号码(Fixed dialing number)
使用固定拨号号码 (FDN) 模式 在 FDN 模式下，手机将限制拨出电话，FDN 清单中 储存的号码除外。
萘系高效减水剂
研究了萘系高效减水剂(FDN)和木质素磺酸钙(LS)对高掺量粉煤灰砂浆性能的影响,测定了减水剂在胶凝颗粒表面的吸附、对水泥 …
一键拨号(Fixed Dialing Numbers)
...F Find by location 按位置查找 Fixed dialing numbers(FDN) 固定拨叫号码 G Greeting note 问候语 I Inbox 收件箱 J Join 加入 ...
1
The results showed FDN and SR3 could be used as a nice water reducer for their good compatibility with Alite-barium calcium sulphoaluminate.
结果表明：减水剂FDN和SR3与阿利特-硫铝酸钡钙水泥相容性良好，减水效果明显；
2
Compare with the specimen added one kind of water - reducing agent such as melamine, FDN, they have better general properties.
通过与单掺蜜胺脂、FDN减水剂的试样比较，这两种复配型减水剂表现出较好的综合性能。
3
Influence of FDN Superplasticizer on the Hydration Process and Microstructure of Hardened Building Gypsum Paste
FDN减水剂对建筑石膏水化和硬化体结构的影响
4
Adsorption Characteristics of FDN on Gypsum Surface and Its Effect on the Fluidity of Gypsum Plaster
FDN在石膏颗粒表面的吸附特性及其对流动度影响
5
A probe of reaction mechanism of FDN high efficiency water-reducing agent in the cement
FDN高效减水剂在水泥中的作用机理初探