查询词典 alkali chlorosis

By doing so, the grain size of prepared alkali zinc carbonate was 9.5 nm, Zn's mass-fraction was 56.18%, and that of Mg was 1.31%.

在此工艺下，可制得Zn的质量分数为56.18%，Mg的质量分数为1.31%，晶粒度为9.5 nm的碱式碳酸锌。

Taking ZnSO47H2O and NH4HCO3 as raw materials and mixing them with a certain amount of MgSO47H2O, the powder of nano-crystalline alkali zinc carbonate was prepared.

以ZnSO47H2O和NH4HCO3为原料，掺入一定质量的MgSO47H2O，制备纳米微晶碱式碳酸锌粉体。

By using phenolphthalein and methyl orange as indicators, free alkali, zinc and sodium carbonate were titrated with hydrochloric acid and zinc was titrated with EDTA.

提出了EDTA络合滴定和酸碱滴定联合测定碱法炼锌中含锌碱性溶液中游离碱、锌和碳酸钠的新方法。

The optimum conditions of extracting cystine were confirmed, as follows: the waste wool pretreatment conditions are pH10, alkali solution temperature 50 ℃ and dry temperature 80 ℃; the waste wool hydrolysis conditions are hydrochloric acid concentration 32%, acid to hairs ratio 1.8:1, hydrolysis temperature 120 ℃, and hydrolys...

研究了预处理、酸解条件、脱色对羊毛胱氨酸提取量的影响，得出了最佳提取胱氨酸的条件，即在pH值为10、碱液温度50℃、烘干温度80℃预处理后的羊毛，在质量分数32%的盐酸、酸毛比1.8：1、水解温度120℃的条件下水解8h。经检测，按所优化工艺提取的胱氨酸符合标准。

The general design of a 450 t/d wood pulp alkali recovery boiler is summarized in this article.

摘 要：总结了450 t/d木浆碱回收锅炉的总体设计情况，并对该设计提出了一些建议。

The results show that HY exchanged with alkali-earth metal cation or rare-earth metal cation has higher stability than that of HY.

结果表明，用碱土金属离子或稀土金属离子交换改性的HY分子筛在烷基化反应中具有比HY更好的稳定性。

The results indicated that the adsorbance of adsorbed CO in the presence of alkali and rare-earth metal oxide decreased, and thus suppressed the nick loss in the form of Ni〓 in the POM process.

CO-FTIR的结果表明，锂和镧的添加可明显减少CO在NiO/γ-Al〓O〓上的吸附，从而抑制反应过程中羰基镍的生成和流失，同时也抑制了CO的歧化积碳和在表面进一步氧化成CO〓。3。

Effects of ultrasonic processing on structure of alkali lignin of wheat-straw.

超声波处理对麦草碱木质素结构特性的影响。

Water-quenched samples were prepared by re-melting blast furnace slag and then quenching it at different temperatures. The effects of forming process on the relationship between structure and cementitious reactivity of quenched slag were studied by XRD, DTA, TEM, SEM and EDX techniques in combination with mechanical property and alkali leaching tests.

采用重新熔融水淬的方法制备不同水淬矿渣样品，综合进行净浆强度实验和碱溶出实验研究，借助XRD，DTA，TEM，SEM和EDX等分析手段，研究了矿渣形成过程、形成结构和胶凝性能之间的关系，并在此基础上探讨了矿渣潜在胶凝活性的形成机理。

Fissa, C. chinensis and P. massoniana under full sunlight was by 42.6%, 32.6% and 4.2% higher than that under shade, respectively. The UV-B absorption of cell wall-bound alkali extractable phenolics in leaves of C. concinna and S. superba grown under full sunlight was by 35% and 11.7% higher than that under shade, respectively. But it was lower in leaves of P. massoniana, C.

全日光强下的黄果厚壳桂和荷木叶片细胞壁碱性酚类提取物的UV-B吸收能力亦分别比遮阴下的高35%和11.7%，而马尾松、锥树和藜蒴则较遮阴下的低，可能这些树种在全日光下细胞壁UV-B吸收物质有部分转移到细胞质，以增强栅栏组织细胞的保护。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。