Results 71 to 80 of about 353 (95)

Research on the improving mechanism and formula optimation of composite soil amendment on coastal saline-alkali soil in Zhoushan. Journal of Zhejiang University (Science Edition),2025(复合土壤改良剂对舟山滨海盐碱土的改良机理及配方优选研究)

open access: yesZhejiang Daxue xuebao. Lixue ban
The tuff powder, a byproduct of tuff mining processing, remains as a challenge in terms of fully exploring its value and achieving the scientific utilization of natural resources. This study focuses on Zhoushan's coastal saline-alkali soil and utilizes a
CHEN Yanting(陈燕婷)   +9 more
doaj   +1 more source

土壤改良剂MDM对松嫩平原草甸碱土的改良效果

open access: yesShuitu Baochi Xuebao, 2004
通过盆栽及田间小区试验,研究了改良剂MDM对松嫩平原草甸碱土的改良效果。结果表明,MDM可显著改善草甸碱土的理化性质。与对照相比,经MDM处理后的碱土钠碱化度(ESP)降低了46.2%,水溶性盐中CO32-含量降低了84.1%,Na K /Ca2 Mg2 降低了60%。此外玉米出苗率提高了12%,株高增加了14.4%,作物的干重和鲜重分别增加了52.69%和53.47%。
王志玉 刘作新 赵京考
doaj   +2 more sources

新型非含钙磷结合剂在慢性肾脏病-矿物质和骨异常患者中的临床应用

open access: yesLinchuang shenzangbing zazhi, 2018
高磷血症是慢性肾脏病(CKD)透析患者最常见的并发症之一,与患者心血管疾病和临床不良预后密切相关[1],使用磷结合剂是治疗高磷血症的一项重要措施。目前临床常用磷结合剂包括传统含铝、含钙磷结合剂和新型非钙非铝磷结合剂。近年来多项证据显示,含钙磷结合剂的使用与CKD患者不良临床预后相关[2-5 ...
陈孜瑾, 陈晓农
doaj  

Removal Impurity and Whitening of Phosphogypsum via Calcination and Acid Leaching [PDF]

open access: yes
This is an article in the field of metallurgical engineering. Large production and storage capacity of phosphogypsum has become an important factor restricting the green and healthy development of phosphorus chemical industry.
Jiaxin TIAN   +4 more
core   +1 more source

Effects of Curing Time on the Edible Quality and Oxidation Characteristics of Complex Low-sodium Yak Meat [PDF]

open access: yes
In order to investigate the effect of curing time on the edible quality and oxidative characteristics of compound low-sodium yak meat products, in this experiment, complex low-sodium yak meat was selected to investigate the effects of curing time (12, 18,
Daoliang LAN   +6 more
core   +1 more source

Особенности перевода геологических терминов с русского языка на китайский (лексикографический аспект) [PDF]

open access: yes, 2016
Цель работы – выявление особенностей перевода геологических терминов с русского на китайский язык. В процессе исследования были решены следующие задачи: охарактеризованы особенности терминообразования в китайском языке, изучена проблематика научно ...
Казарян, Арегназ Арсеновна
core  

改良剂对粘质潮土团聚体特征及分形维数的影响

open access: yesShuitu Baochi Xuebao, 2016
为评价复合功能改良剂(NSA)对板结土壤的改良效果,通过小白菜盆栽试验,研究NSA对滨州粘质潮土的理化性状、土壤团聚体数量、分布和稳定性的影响。结果表明,增施NSA可降低土壤容重、比重和pH值,提高土壤总孔隙度;施用NSA显著增加了0.5~1 mm和0.25~0.5 mm的团聚体含量,显著降低了<0.05 mm的团聚体含量,施用0.5%和1.0%的NSA后,土壤水稳性大团聚体总含量(R0.25)比CK分别显著提高67.14%和141.58%,NSA可将团聚体聚合成更大粒径来实现对土壤结构的改良 ...
  +5 more
doaj  

Improvement of electrochemical reduction device for detection of bromate in wheat flour [PDF]

open access: yes, 2014
依据电解、电渗析和电迁移原理改进电化学还原装置,在不使用化学试剂的条件下,将待测样品组分中的br O-3还原为br-后进行检测,可避免高浓度Cl-的干扰。溴酸盐实样的检测表明,溴酸盐检出限为0.32 Mg/kg,日内精密度为2.73%,日间精密度为3.81%,回收率可达92%~96%。An electrochemical reduction device developed according to electrolysis,electrodialysis and electromigration ...
周莉莉, 胡荣宗, 董瑞, 黄维雄
core  

Research Progress on Composition, Croperties and Modification Application of Potato Protein [PDF]

open access: yes
The rapid development of Chinese potato processing industry can be attributed to the implementation of the potato staple food industrialization strategy.
Bin ZHOU   +4 more
core   +1 more source

Zno电阻片添加剂原料制备工艺的研究与改进

open access: yesDianci bileiqi, 2002
主要介绍上海电瓷厂阀片生产线改造过程中 ,彻底改变了原来传统的原料制作工艺 ,采用新型高效振动磨 ,搅拌球磨机运用于添加剂制备工艺 ,论述了新的制作工艺路线在添加剂制备过程中取得良好效果的原理 ,提出了改进后制作工艺能大幅度提高生产工效 ,降低能耗 ...
姚政, 王崇新, 沈嘉禄
doaj  

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