与<img src='https://img2.soutiyun.com/ask/uploadfile/5142001-5145000/fa539d64284d0f93dfa3890d1c75683d.png' />80H7/m6配合性质相同的配合代号是( )。
8-羟基喹啉-5-磺酸是一种常见的荧光试剂,其结构如右图所示,它的羟基氧和环上的氮可以和二价镁离子发生配合。与原化合物相比,其配合物的荧光强度将______。<img src='https://img2.soutiyun.com/ask/5124001-5127000/f650281a34769749eabc217491b14ded.jpg' />
<img src='https://img2.soutiyun.com/latex/latex.action' />孔、轴配合,其最小间隙为______mm,最大间隙为______mm。
下列一组公差带代号,()可与基准孔<img src='https://img2.soutiyun.com/shangxueba/ask/18168001-18171000/18169259/2015033015273623578.jpg' />50h7形成过盈配合。
<img src='https://img2.soutiyun.com/ask/uploadfile/5154001-5157000/3c87137d0ed34cdeb6adb6f197fec77e.png' />60.03mm的孔与<img src='https://img2.soutiyun.com/ask/uploadfile/5154001-5157000/3c87137d0ed34cdeb6adb6f197fec77e.png' />60.01mm的轴的结合是( )配合。
CH<sub>2</sub>=CH-CH<sub>2</sub>-CH<sub>3</sub>与HBr在过氧化物存在下生成的主产物为()。<img src='https://img2.soutiyun.com/shangxueba/ask/18135001-18138000/18136311/2015012015101935146.jpg' />
对于一个投资项目,其投入物和产出物可分为几类?<img src='https://img2.soutiyun.com/ask/uploadfile/12555001-12558000/50c7916020a66f82ddaac17c0178b8a0.gif' />
患者,女性,32岁,一个月前因外伤一上前牙冠折,现要求烤瓷修复。口腔检查:<img src='https://img2.soutiyun.com/shangxueba/ask/17610001-17613000/17610834/2015101512260336795.jpg' />牙冠2/3缺损,根管口有充填物存在,无松动,叩(-),余未见异常。
患者,女性,32岁,一个月前因外伤一上前牙冠折,现要求烤瓷修复。口腔检查:<img src='https://img2.soutiyun.com/shangxueba/ask/17613001-17616000/17615954/2015101512260336795.jpg' />牙冠2/3缺损,根管口有充填物存在,无松动,叩(-),余未见异常。
患者女,20岁,因停经2个月,阴道流血,血HCG水平较高,行刮宫术。宫腔刮出物肉眼未见明显水泡。刮宫标本显微镜检查如图所示。<img src='https://img2.soutiyun.com/shangxueba/ask/18312001-18315000/18314846/2016080215483880121.gif' /><img src='https://img2.soutiyun.com/shangxueba/ask/18312001-18315000/18314846/2016080215485225077.gif' /><img src='https://img2.soutiyun.com/shangxueba/ask/18312001-18315000/18314846/2016080215485963900.gif' /><img src='https://img2.soutiyun.com/shangxueba/ask/18312001-18315000/18314846/2016080215490591124.gif' /><img src='https://img2.soutiyun.com/shangxueba/ask/18312001-18315000/18314846/2016080215491127539.gif' />最不可能的病理诊断是()。
患者上颌磨牙邻<img src='https://img2.soutiyun.com/shangxueba/ask/18324001-18327000/18326997/2015110717023043870.jpg' />面洞银汞充填1个月后充填物折裂,无咬合痛,可以排除的原因是()
男,42岁,头晕视物旋转,面部麻木半月余,根据所提供图像,最可能的诊断是()<img src='https://img2.soutiyun.com/shangxueba/ask/17748001-17751000/17750120/201511121632118899.jpg' />
患者,女,15岁,恒牙<img src='https://img2.soutiyun.com/shangxueba/ask/19071001-19074000/19071105/20150918161924764.jpg' />,磨牙中性关系,上下牙弓Ⅱ度拥挤,口腔卫生差,牙石++,低角,深覆<img src='https://img2.soutiyun.com/shangxueba/ask/19071001-19074000/19071105/20150918161924764.jpg' />Ⅱ°,深覆盖Ⅱ°。对此病人可以配合使用()
女性,40岁。上前牙牙冠变色10年,要求诊治。年轻时左上前牙有洞曾在医院治过。检查见<img src='https://img2.soutiyun.com/shangxueba/ask/18972001-18975000/18974056/2015091615254569649.jpg' />黄白色充填物大面积且变黄色,叩痛(-);<img src='https://img2.soutiyun.com/shangxueba/ask/18972001-18975000/18974056/2015091615260110828.jpg' />牙冠棕褐变色,切端重度磨损,叩痛(±),不松动。与其牙髓感染有关的因素最可能是()
男,40岁,右上前牙龈瘘管1年余。检查:<img src='https://img2.soutiyun.com/shangxueba/ask/18447001-18450000/18447293/2015091017213739426.jpg' />为烤瓷冠修复体,外形及边缘良好,唇侧牙龈黏膜近根尖处有一瘘管口,X线片示<img src='https://img2.soutiyun.com/shangxueba/ask/18447001-18450000/18447293/2015091017213739426.jpg' />为桩冠修复,根充物致密,但欠填约()。
矩形花键在装配图上的配合代号为<img src='https://img2.soutiyun.com/ask/2019-05-16/926859951776279.png' />时,GB 1144—1987规定的外花键定心表面的公差带代号为( )。
患者,女,20岁,<img src='https://img2.soutiyun.com/shangxueba/ask/18228001-18231000/18228911/2015091014432381006.jpg' />外伤骨折后,在口内行即刻根充术后转修复科,口腔检查,<img src='https://img2.soutiyun.com/shangxueba/ask/18228001-18231000/18228911/2015091014432381006.jpg' />冠2/3折断,不松动,根管内有充填物,叩()。余牙及咬合关系正常。下列对冠桩的描述中,错误的是()。
患者右上后牙半年来咬物不适,偶有咬到一处时锐痛。检查:<img src='https://img2.soutiyun.com/shangxueba/ask/17739001-17742000/17739335/2015111215400862817.jpg' />未见龋及牙周袋()
女,40岁。上前牙牙冠变色10年。年轻时左上前牙有洞曾在医院治过。检查见<img src='https://img2.soutiyun.com/shangxueba/ask/18924001-18927000/18924983/2015111309540943110.jpg' />黄白色充填物大面积且变黄色,叩痛(-);<img src='https://img2.soutiyun.com/shangxueba/ask/18924001-18927000/18924983/2015111309541097658.jpg' />牙冠棕褐变色,切端重度磨损,叩痛(±),不松动。与其牙髓感染有关的因素最可能是()。
患者,女,15岁,恒牙<img src='https://img2.soutiyun.com/shangxueba/ask/17562001-17565000/17564655/20150918161924764.jpg' />,磨牙中性关系,上下牙弓Ⅱ度拥挤,口腔卫生差,牙石++,低角,深覆<img src='https://img2.soutiyun.com/shangxueba/ask/17562001-17565000/17564655/20150918161924764.jpg' />Ⅱ°,深覆盖Ⅱ°。对此病人可以配合使用()
临床资料:女,29岁,孕18周。超声综合描述:缺少颅骨光环,胎头可见"瘤结"状块状物。<img src='https://img2.soutiyun.com/shangxueba/ask/17841001-17844000/17843611/2015082717491820575.png' />超声提示()
已知物块与水平面间的摩擦角<img src='https://img2.soutiyun.com/shangxueba/ask/17850001-17853000/17852448/2017032913311854240.jpg' />,今用力F1=0.5kN推动物块,P=1kN。则物块将()。<img src='https://img2.soutiyun.com/shangxueba/ask/17850001-17853000/17852448/2017032913312295581.jpg' />
对比阅读下面左正常肾小球与右异常肾小球模式图(1指内皮下电子致密物沉积)后,其病理类型诊断为()<img src='https://img2.soutiyun.com/shangxueba/ask/18066001-18069000/18066025/2014061115242714999.jpg' />
6208向心轴承内圈与<img src='https://img2.soutiyun.com/ask/uploadfile/5142001-5145000/9a4cdeb3189cf0bd64b575bb7f578177.png' />轴颈配合,形成( )。