“视力不良”的概念、定义、翻译、参考文献-科学参考

单词	视力不良
释义	视力不良 Encyclopedia 医学儿童青少年常见病释 low vision视力不良采用对数视力表站在5米远处检查时，凡左右眼之一视力＜5.0的现象。双眼的裸眼视力均≥5.0，为视力正常。又称视力低下。
随便看	positive operator positive operator valued measure positive-operator valued measure POVM positive operator value measure positive operator value measure (POVM) positive ordering positive organizational behavior positive orientation positive orthant positive part positive partial transpose criterion positive particular proposition positive part of a function positive part of an element positive perfect correlation positive plate positive platemaking positive polarity machining positive potential positive-pressure pulverizer with intermediate storage bunker positive pressure sealing positive propaganda positive proposition positive psychology positive psychotherapy

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。