查询词典 proportion

Objective To evaluate MRI signal changes according to different calcium compound, concentration and proportion, and try to give an reasonable explanation.

目的 探讨钙化MRI信号的演变规律并解释其形成机理。方法采用实验的方法对钙盐标本进行研究。

China,compound fertilizer,proportion of NPK

中国，复合肥，氮磷钾比例

The optimum conditions of preparation of inclusive compound were the proportion of 1∶6 (volatile oil and βCD),3 hours of inclusion and ordinary temperature.

选出的提取和包合条件达到了挥发油收得率最高和包合收率较高，并且包合效果好的目的。

There are fifty-three newly emerging words and meanings of the ninety-eight compound words, and the proportion is 54%, and they were the newly emerging language elements.

在98个合成词中，出现的新词、新义有53个，占54％；也就是说，这53个新词新义是唐代新生的语言要素。

The effect of the compound Pour Point Depressant for Daqing crude oil was evaluated at different compound proportion, dosage and temperature.

考察了复配型降凝剂在不同温度、不同复配比例、以及不同加剂量下对大庆原油的降凝效果。

Through plots experiments and 49 field comparison experiments in four seasons of two years, the impacts of different compound proportion of N, P, K and manure on the rice yield were studied.

通过2年4季的小区试验和49个大田对比试验，研究氮、磷、钾及有机肥不同用量配比对杂交水稻产量的影响。

Moreover, we also know in English compounds, compound nouns, compound adjectives and compound verbs occupy a large proportion in the sum of compound words.

众所周知，在英语复合词中，复合名词、复合形容词、复合动词占有相当大的比重，它们通过多种方式构成复合结构。

The compound proportion tests of pile body material of flyash concrete pile are carried out. The construction technology of flyash concrete pile in soft soil region is studied.

对粉煤灰混凝土桩桩体材料进行了配比试验，同时对粉煤灰混凝土桩在软土地区的施工工艺进行了研究。

Proportion of compound and ureafertilizer is higher than average level of China;There is significant or very significantdifference of nitrogen and phosphorus application amount between rice or wheat bumper harvestfield and ordinary field.

江苏省的肥料投入水平高于全国和世界平均水平，全省有机氮占总施氮量的比例和全国相当，无机氮肥中复混肥和尿素的比例高于全国平均水平。

The paper advanced the estimate system of reused mixture performance, including the correcting formula of calculating theoretical maximum density and estimate guideline, which would found basis for the compound proportion of reused mixture in practice.

提出了再生混合料性能的评价体系，包括对再生混合料最大理论密度计算的修正公式和对再生混合料性能的评价指标，可为实际生产中再生混合料的配合比设计提供了依据。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。