某技师将瓷层已堆筑完成的PFM冠送入烤瓷炉中进行烧结,程序完成后发现冠表面所有体瓷全部爆裂,其原因可能是()。 ["干燥、预热时间太长,瓷粉失水","未干燥、预热直接升温","烤瓷炉真空度过高","烧结温度过高","升温速率过低"]
诊断脑外伤性"颅缝分离",是指颅缝宽度超过() ["1mm","2mm","3mm","4mm","5mm"]
“汗血同源”其中“同源”是指() ["血和津液同出于水谷之精气","汗为津液所化","汗与血同出于中焦水谷之精气","血液可资生津液","血与津液同源于中焦"]
“用热远热”、“用凉远凉”属于() ["因人制宜","因地制宜","因时制宜","既病防变","标本论治"]
"慢性颅内压增高"X线平片表现中,下列哪项错误() ["松果体钙化","蝶鞍扩大,鞍背骨质吸收","颅板变薄","颅缝分离","脑回压迹增多"]
如果评价机构设有报告()环节,则评价机构法人代表的签发审核范围可确定为本项目是否可能引发法律纠纷、评估报告的密级是否正确等。