请输入您要查询的字词:
单词
single superphosphate
释义
single superphosphate
Encyclopedia
工学
湿法磷肥
释
single superphosphate
过磷酸钙
用硫酸分解磷矿直接制得的磷肥。又称普通过磷酸钙,简称普钙。主要有用组分是磷酸二氢钙的水合物[Ca(H2PO4)2·H2O]和少量游离的磷酸,还含有无水硫酸钙组分(对缺硫土壤有用)。过磷酸钙含有效五氧化二磷为14%~20%(其中80%~95%溶于水),属于水溶性速效磷肥,灰色或灰白色粉料或颗粒料(由粉料造粒制成),可直接作磷肥,也可作制复合肥料的配料。
随便看
plant protection machinery
plant protection science
plant purification of air pollutant
plant quarantine
plant rapid propagation
plant regeneration
plant reproductive strategy
plant residues
plant resistance elicitor
plant resistant gene or R gene
plant resource allocation
plant respiration
plant response to soil pollutant stress
plant response to soil pollution stress
plant-rodent interactions
plant roots
Plants
plant salinity tolerance
plant salt resistance
plant salt-resistance
plant salt tolerance
plant sculpture
plant secondary metabolism
plant senescence
plant sex determination
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/11/8 14:19:09