x米处边断面
参考答案:
在距线路中心线x(m)处,与中心线平行的垂直平面上,显示的地面轮廓线。
All of the following are true about the product life cycle EXCEPT:
A.It is collection of generally sequential, non-overlapping product phase
B.The last product life cycle phase for a product is generally the product’s deterioration and deat
C.Generally, a project life cycle is contained within one or more product life cycle
D.Generally, a project life cycle contains one or more product life cycle
61岁男性,缺失来院就医,口内检查,牙周组织健康,余留牙无松动,无倾斜也未见明显倒凹,取模做整铸支架可摘局部义齿修复。
灌注工作模型时,为避免模型产生气泡在用真空调拌机调拌材料后,灌注应先将少量的石膏放置在印模的()
A.上颌颊侧,下颌颊侧处
B.上颌腭侧,下颌颊侧处
C.上颌腭顶,下颌舌缘处
D.上颌颊侧,下颌舌侧处
E.上、下颌任何处