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
aser
A Servant of Two Masters
A-set
Aset Naymanbay
a set of agricultural machinery
a set of bricks engraved with a variety dramatic show in the Song Dynasty tomb in Xiguan of Wen County
a set of independent units
a set of movements straightening one’s armor before the expedition
a set of statistics for industrial enterprises
asexual
asexual generation
asexual polyploidization
asexual reproduction
asexual spore
asexual spores
ASFC
Asghar Farhadi
A.S.Ginger
ASGP
ash
ash agglomerating coal gasifier
A Shaman's Story
ash and slag handling system failure
Ashanti
Ashanti Empire
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:2026/10/15 21:41:11