yellowing是什么意思

网络释义

用法例句

Investigating the yellowing resistance of white PU finish coatings;

PU白面漆耐黄变性探讨

This article confirms the effects of white pigment paste mixed into marble resin and excessive amount of peroxide on the yellowing of artificial marble through thermal experiment although its surface is covered by a transparent gel coat.

本文通过热试验证实虽然人造石表面有透明胶衣,影响其黄变现象主要仍是添加到大理石树脂内的白色颜料糊及过量的过氧化物。

process and emulsifying conditions were used in accordance with the aminosiloxane yellowing mechanism to ensure that the fabrics would not yellow or be mud when stored at 50 ℃ while retaining the softness resulted from the aminosilicones.

根据氨基硅油的黄变机理,使用酰化改性的方法,同时优化试验过程和乳化条件,在保证氨基硅油柔软性能不变的前提下,确保其在50℃左右的贮存条件下不变黄不变浊。

Bulk yellowing could promote chlorophyll b degradation.

传统全晒主要致香物质的形成时期在凋萎变黄期，捂晒和烤晒的形成时期向后推移在定色干叶期。

The results showed that the E10 synthetic low acid value resin had notable anti-yellowing effect in nitrocellulose lacquers.

结果表明E10合成低酸值树脂在硝基漆中有显著的抗黄变作用。

The characteristics of deacetone one-component room temperature(RTV-1)silicone rubber,and the dispensing of pure class,anti-yellowing,FIPG and low module deacetone RTV-1 silicone rubber was introduced.

介绍了脱丙酮型单组分室温硫化 (RTV - 1)硅橡胶的特点 ,以及低挥发性、抗黄变性、耐油性和低模量脱丙酮型RTV - 1硅橡胶的配制。

Development of the low-yellowing and hydrophilic aminopolysiloxanes;

低黄变和亲水性氨基聚硅氧烷的发展

Synthesis and application of the modified low-yellowing aminosiloxane softener;

新型低黄变改性氨基硅油柔软剂的合成及应用

A two-factor (temperature and relative humidity) optimal regression design was adopted in the experiment to study the relationship between leaf quality and curing environment at the yellowing stage of flue-cured tobacco.

试验采用温湿度2因素回归最优设计,研究贵烟4号变黄阶段烘烤环境与烤后烟叶化学成分多项指标综合评分的关系,结果表明:在温度32～42℃、相对湿度75%～95%范围内,随着变黄温湿度的逐渐升高,烤后烟叶化学成分多项指标综合得分表现出先逐渐增加而后又下降的趋势;在控制变黄温度约37～38℃,相对湿度84%～90%即干湿差约1。

With the best regression of two factors, namely temperature and (RH), the authors studied the relationship between tar content, aroma and taste of tobacco leaf with curing environment in yellowing stage of flue-cured tobacco (var.

采用温湿度二因素回归最优设计,研究贵烟4号变黄阶段烘烤环境与烤后烟叶焦油含量及香吃味的关系。

The results showed that the activity of protease increased first and then decreased and increased last in baking yellowing stage(0-60h);while t.

结果表明:在烘烤变黄阶段(0-60h),随着时间的推移,蛋白酶活性呈先升后降再升的变化趋势。

Study on yellowing performance of castor oil polyurethane IPN;

蓖麻油聚氨酯IPN黄变性能的研究

The wheat, now close to its maturity, had turned from pale yellow to golden yellow, and from that to brown.

小麦这时快熟了，从淡黄色变成金黄，又从金黄变成棕色。

To become yellowed or brown before reaching maturity, as grain.

变黄如谷物未成熟之前变黄或变褐

The color of the sky shaded from gold into orange.

天空的颜色从金黄色渐渐变为橘黄色。

Yellow Sea change "yellow" treasure-house of the gradual loss urgent care

黄海变“黄”宝库渐损 亟待呵护

why green leaves change to bright red, yellow, or orange.

为什么树叶会由绿变红，变黄，或者变橙。

In autumn leaves of trees grow yellow.

树叶在秋天渐渐变黄。

Dandelions yellow the field.

蒲公英使田野变成黄色。

a variety of vespid wasp.

胡蜂黄蜂的一个变种。

The leaves of the tree were turning yellow and red.

树叶变成黄色和红色。

Shadows become longer in the evening.

影子在黄昏时变长。

The weather improved toward evening..

天气在黄昏时分变好了。

In autumn the leaves change from green to yellow.

秋天，树叶由绿变黄。

The leaves of the book were yellowed with age.

书页因年久而变黄。

The Reverse and Normal Transformation of Martensite, Seasonal Crack of Brass, Cry of Zinc

马氏体逆变与顺变黄铜季裂与锌“哭”

Discussing the Theoretical Variable or Invariable of Huangdi's Internal Classics

论《黄帝内经》理论的“变”与“不变”

Analysis of the gene mutation of vitelline macular dystrophy in a family with Best disease

Best病家系卵黄样黄斑营养不良基因突变分析

Krypton yellow laser photocoagulation for macular edema of diabetic retinopathy

氪黄激光治疗糖尿病性视网膜病变黄斑水肿

Study on the Water Supply Scale Variation and Its Influencing Factors in the Lower Yellow River;

黄河下游引黄供水规模变化及影响因素分析