查询词典 retarders

Study was made of auxiliary-plasticizing effects of 5 retarders on cement-superplasticizer-retarder ternary compound.

研究了5种缓凝剂在水泥、高效减水剂和缓凝剂三元复合体系中的辅助塑化效应。

Such retarders are particularly suited for a number of specific applications which use relatively wide ranges of incidence angles.

这种延迟器尤其适合于使用相对较宽入射角范围的许多特定应用。

In order to measure the retardation of phase retarders accurately, a new method is presented, the errors influencing test results are studied by Müller matrix theory.

为了精确测量光相位器的延迟量，提出了一种新的测量方法，并利用米勒矩阵理论分析了影响测量结果的因素。

We believe that the ring-in-ring structure can be used as optical buffers, signal retarders, optical delay line for optical communication.

这种结构在光通信领域有潜在的应用，如光缓存，光信号延迟器，光学时延线等。

This feature can be used to cancel the unwanted polarization effect in an optical system, and to fabricate phase retarders.

光学薄膜在光倾斜入射时可等效为一线偏振器和一位相延迟器，这一特性可以用琼斯算法进行描述。

Retarders: Printing ink additives which extend the ink's open time on press.

延缓剂：油墨的添加剂，它延长油墨在印刷机上的开放时限。

The retarder is essential for ensuring the rheology of cement slurry under high temperatures, but the retarders currently developed in China can only be used in service under 180℃.

缓凝剂对于保证水泥浆在高温下的流变性是不可缺少的，但目前国内自主开发的高温缓凝剂使用温度均低于180 ℃。

The ashes from desulfurization could be used as cement adjusting retarders and masonry cement or mortar with high performance.

可利用脱硫灰渣生产高性能水泥调凝剂和高性能砌筑水泥或砂浆。

The result shows that the new type double pass polarization interference filter has better spectral characteristics in practice can reduce the number of retarders , and is expected to be used extensive.

结果表明，新型双通偏振干涉滤光片不仅具有更好的光谱特性，而且能进一步减少延迟片数目，具有非常重要的实用价值，可望在基于硅片的液晶投影仪分/合色系统中得到广泛应用。

In light of the characteristics of the retarders applied in aircraft engines and power-driven systems,this paper holds that the conventional planetary gear retarder design is the optimum subject for a curriculum project in machine design.

1箭合二，刁J仁了&机械设计&是一门培养学生获得常见机构的分析与综合和机械设计能力的技术基础课。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。