AC three phase four wire system with neutral earthed是什么意思

用法例句

Study on Stability of Neutral Potassium Permanganate Liquid;

中性高锰酸钾溶液稳定性研究

Experimental study on prevention of Parkinson disease by neutral amino acid;

中性氨基酸对帕金森病发生干预的实验研究

The bentonite modified in the form of high concentrated neutral suspension with fluoride sodium, which is used as microparticle retention aid in papermaking industry, is compared with the conventional bentonite slurry modified by sodium carbonate and initiatively studied with laboratory scale.

采用中性盐氟化钠对膨润土进行液体改性,并与常规的碳酸钠改性膨润土做对比。

On the empirical studies of monetary policies neutrality and asymmetry;

货币政策中性与非对称性的实证研究

This paper introduces the neutrality of technology and analyzes the impossibility of neutrality of technology through three aspects.

本文在简介了有代表性的技术中性论的观点之后 ,从三个方面分析了现代社会中技术中性的不可能性 ,同时指出了技术的负面作用与社会及人性的相关性。

The research of tax neutrality will be helpful t.

税收中性理论体系一直以来是税收经济学的重要理论体系，税收经济学的最终目标是建立中性税制，税收中性理论随着中性税制的不断实践一步步得以深化，从开始的绝对中性理论发展为相对中性理论，从一味地否定税收调控到强调中性与调控的有机结合，从一味追求最优效应到结合实际地追求次优效应，税收中性理论正逐渐走向完善。

Based on the analysis of Hicksian neuter assumption on technology progress,this paper puts forwards neuter s popularity and computes the rate of contribution to the economic growth since China adopted the reform and open-door policy.

本文在分析经济增长的技术进步因素的希克斯中性假定的基础上 ,利用势分析方法提出了中性假定的一般性 ,并计算了我国改革开放以来技术进步对经济增长贡献率。

The issue of the neutralism of stock system has been carefully and perceptively considered in the paper,too.

“股份制中性论”是邓小平理论的重要组成部分,探讨这一论断具有重要的理论意义。

The effect of the charge character of attached agent on the anionic rosin neutral sizing;

固着剂电荷特性对阴离子松香胶中性施胶的影响

Study on the preparation of the mixtures of AKD modified polyurethane prepolymers and their neutral sizing performance;

AKD改性聚氨酯预聚体共混物的制备及其中性施胶性能的研究

The preparation and the application of cationic paraffin emulsionfor neutral sizing and coating;

阳离子石蜡乳液的制备及其在中性施胶和表面涂饰中的应用

Industrial production experiment on neutral deinking of waste newsprint;

废旧新闻纸化学法中性脱墨的工业生产试验

This paper studied single anionic surfactant, single non-ionic surfactant and the synergistic effects of different anionic surfactant and non-ionic surfactant in the ONP neutral deinking.

研究单组分阴离子表面活性剂、非离子表面活性剂、多组分不同表面活性剂的协同作用对废新闻纸中性脱墨的影响。

Using the homemade neutral deinking agent, the conditions which affected the ONP/OMG neutral deinking process were studied.

利用自制的中性脱墨剂对在ONP/OMG中性脱墨过程中影响脱墨效果的各工艺条件进行了研究。