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1)  polypropylene woven bag filled with sand
聚丙烯编织布充砂管袋
1.
Through comparison of the structure of the lattice steel pile,the double row of sheet-pile,and the polypropylene woven bag filled with sand,the appropriate type of polypropylene woven bag filled with sand was adopted for the dock-gate cofferdam of the Cosco Qidong marine base.
通过对格型钢板桩、双排钢板桩和聚丙烯编织布充砂管袋斜坡式3种围堰结构形式的比选,认为中远船务启东海工基地坞口围堰应采用聚丙烯编织布充砂管袋斜坡式围堰结构形式。
2)  PP woven bags
聚丙烯编织袋
1.
The effects of the interaction between CaCO 3 and HALS on ageing behaviour of PP woven bags were studied The results showed that the properties of PP woven bags with heavy CaCO 3 equal to or less than 1.
研究了重质碳酸钙与受阻铵光稳定剂HALS相互作用对聚丙烯编织袋防老化性能的影响。
3)  PP woven bag
聚丙烯编织带
4)  poliproplene bags
聚丙烯袋
5)  sand-dredger-fill technology with woven bag
编织袋吹砂
1.
This paper introduces the general situation of the construction of the new sluice of Dongtai River,Yancheng City,and probes into the construction organization and the application of the sand-dredger-fill technology with woven bag in the construction operation.
简要介绍了盐城市东台河新闸工程概况,重点探讨了施工组织及施工作业中有关编织袋吹砂工艺的应用问题。
6)  filled geotextile bag
充泥编织袋
补充资料:聚[3,3-双(氟甲基)氧杂环丁烷]
分子式:
CAS号:

性质: 以氟原子取代氯的卤化聚醚树脂类似物。同氯化聚醚一样,经拉伸和极化处理的该类树脂也表现出压电和热电性质。由于分子中碳氟键的极性比碳氯键大,预期在热电性质方面具有优越性质,而且氟取代物的碳氟键能高,其化学稳定性要好于氯取代类似物。聚[3,3-双(氟甲基)氧杂环丁烷]的合成与聚[3,3-双(氯甲基)氧杂环丁烷]的制备类似,首先合成3,3-双(氟甲基)氧杂环丁烷,然后利用开环聚合反应得到该聚合物。

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