“脲甲醛”的概念、定义、翻译、参考文献-科学参考

单词	脲甲醛
释义	脲甲醛 Encyclopedia 工学尿素释 urea formaldehyde脲甲醛由尿素和甲醛在一定条件下反应缩合的产物。白色无味粉末或颗粒状，难溶于水，不挥发，不吸湿，施入土壤后，在水解与微生物侵袭的双重作用下缓慢地释放其养分。它不是单一化合物，而是由链长与分子量所不同的甲基尿素缩合而成，其中包含从一甲基二脲至五甲基六脲等系列聚合物，其全氮（N）含量大约38%。
随便看	emergency handling plan emergency industry emergency industry technology innovative strategic alliance emergency information disclosure emergency information report emergency information system emergency intervention emergency investigation emergency jettison emergency landing zone emergency launch emergency legal system emergency life-saving emergency life support system emergency lighting emergency logistics management and optimization services emergency maintenance emergency maintenance of information system emergency management emergency management agency emergency management committee emergency management information system emergency management law emergency management of hydropower station emergency management plan for flood control

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。