釉质和牙骨质在牙颈部相连的关系是A.约30%牙骨质少许覆盖在釉质上B.约70%釉质和牙骨质端端相连C.约10%釉质和牙骨质并不相连D.全部...

作者: rantiku 人气: - 评论: 0

问题釉质和牙骨质在牙颈部相连的关系是 A.约30%牙骨质少许覆盖在釉质上 B.约70%釉质和牙骨质端端相连 C.约10%釉质和牙骨质并不相连 D.全部为釉质和牙骨质端端相连 E.约30%釉质少许覆盖在牙骨质上

选项

答案 C

解析

分享到：

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！

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.'; ?>