“窝沟封闭”的概念、定义、翻译、参考文献-科学参考

单词	窝沟封闭
释义	窝沟封闭 Encyclopedia 医学窝沟封闭释 pit and fissure sealant窝沟封闭不去除牙体组织，在􀂯面、颊面或舌面的点隙裂沟涂布一层粘接性树脂，保护釉质不受细菌及代谢产物侵蚀，以预防龋病发生的一种有效防龋方法。即点隙窝沟封闭。
随便看	matrix lens matrix logarithm matrix manifold matrix manipulation matrix mechanics matrix method matrix minimal polynomial matrix model matrix modifier matrix monotone function matrix multiparticulate sustained release preparations matrix multiplication matrix-multiplication exponent matrix multisplitting method matrix norm matrix normal distribution matrix notation matrix number matrix of a bilinear form matrix of a formula matrix of a linear transformation matrix of a quadratic form matrix of coefficients matrix of connective tissue matrix of dimensions m×n

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。