1) The fourth element
第四组元
2) fourth component
第四组份
1.
The thermal stability of the ester-type ECDP, using the polyester diol as the fourth component, was studied by means of TGA method and was compared withthat of the ether-type ECDP, using the polyether diol as the fourth component.
采用TGA等手段对以聚酯二醇作为第四组份的酯型ECDP热稳定性进行了研究,并与以聚醚二醇作为第四组份的醚型ECDP进行了比较。
3) Forth component
第四组分
1.
This paper has a pilot study on the effect of forth component and another conditions of polymerization.
实验以Al(i-Bu)_3-Ni(naph)_2-BF_3·OEt_2为催化剂,在加氢汽油中合成了高顺式1,4-聚丁二烯,讨论了催化剂各组分用量、陈化方式以及添加第四组分醇和水(H_2O)并使用超声波振荡等对单体转化率、相对分子质量以及聚合物微观结构的影响。
4) the third element
第三组元
1.
The effect of the third element on the properties of CuCr alloys was studied emphatically .
采用机械合金化工艺由Cu、Cr及添加第三组元素粉按一定质量比合成CuCr及CuCrM (M =W ,Fe)预合金粉 ,尔后用爆炸压实工艺制备电触点材料CuCr合金。
5) tetrels
第四族元素
6) quaternion
[英][kwə'tə:njən] [美][kwə'tɝnɪən]
四元组
1.
A novel traffic-based approach of quaternion(O,A,P,R) for failure measuring in transport network is put forward.
提出了一个基于业务的传送网四元组故障测度方法(O,A,P,R)。
补充资料:第四禅
【第四禅】
(术语)色界四禅天之第四,最高处也。新译经论中谓之第四静虑。(参见:第四静虑)
(术语)色界四禅天之第四,最高处也。新译经论中谓之第四静虑。(参见:第四静虑)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条