光学、声学 光学 phantom 幻像 又称“幻影”。
phantom 幻影，仿真；幻影的，仿真的
数据库 数据库管理系统及其实现技术 释文 phantom 幻影
- lower semi strictly diagonally dominant matrix
- lower semi-strictly diagonally dominant matrix
- lower separation axiom
- lower series
- lower set
- lower singular exponent
- lower solution
- lower solution; subsolution
- lower strong derivative
- lower subsemilattice
- lower sum
- lower surface
- lower topological limit
- lower transit
- lower triangular group
- lower triangular matrix
- lower triangular matrix and upper triangular matrix decomposition
- lower-trimmed subsequence
- Lower Tunguska River
- lower unitriangular matrix
- lower urinary tract infection
- lower urinary tract lithalasis
- lower urinary tract symptoms
- lower value
- lower variation