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何谓文学意境?
一般在拔牙后多长时间方可制作全口义齿?( )
机车的冷却,预热、取暖管路系统中输送介质为水的管件按照脱脂和酸洗除锈处理后,还需短时磷化处理,用压缩空气吹扫干净后,外表面涂刷防锈底漆,内壁喷淋()。
USG是腹膜后大血管病变诊断的金标准。
( )不得触动神龛和供桌,忌讳踩踏火塘边的三脚架。习惯以酒敬客,客人或多或少都应喝一点。
单置调车进路按钮继电器电路中,每个单置点设有()按钮继电器。
编制附加风险应对计划的目的是()
列车制动机全部试验保压时风压是如何规定的?
工程上以土中颗粒直径大于0.075mm的质量占全部土粒质量的50%作为第一个分类的界限。大于50%的土称为(),小于50%的土称为()。
描述牙尖交错(正中)解剖标志哪项是错误的()
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