全国第二次口腔流行病学调査显示,12岁儿童窝沟龋与平滑面龋的患龋比例是A. 4:1 B. 6:1 C. 7:1 D. 8:1 E. 9:1

作者: tihaiku 人气: - 评论: 0
问题 全国第二次口腔流行病学调査显示,12岁儿童窝沟龋与平滑面龋的患龋比例是
选项 A. 4:1 B. 6:1 C. 7:1 D. 8:1 E. 9:1
答案 E
解析

相关内容:全国,第二次,口腔,流行病学,调査,儿童,窝沟,患龋,比例

猜你喜欢

发表评论
更多 网友评论0 条评论)
暂无评论
错误啦!

错误信息

  • 消息: [程序异常] : MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.
  • 文件: /twcms/kongphp/cache/cache_redis.class.php
  • 位置: 第 85 行
    <?php echo 'KongPHP, Road to Jane.'; ?>