Which of the followings is the predilection site of the caries?() A: the developmental groove B: the fissure C: the accessory groove D: the fossa E: all of the above

沟槽特征Groove可以置于下列哪些面上？

下面（）语句是设置边框线为3像素，样式为双线，颜色为黄色。 A: border: 3px double yellow; B: border: 3px groove yellow; C: border: 3px double blue; D: border: 3px groove blue;

The pump has a constant stroke and the amount of fuel delivered is regulated by rotating （） which has a specially arranged helical groove cut into it.

Which of the following is not cutting work?( ) A: Leak opening B: Bottom drawing C: Vertical groove excavation D: Ore break down

A deep furrow has formed in the rock. where water has run over it for centuries. A: wrinkle B: crease C: groove D: trench

The early clinical manifestations of the rickets of vitamin D<br/>deficiency is ( ) A: nervous and mental symptoms B: craniomalacia C: rachitic rosary D: harrison’s groove

所有成型特征（凸台Boss，孔Hole，槽Pocket，凸垫Pad，键槽Slot，沟槽Groove）都必须建立在平面上

Among the following statements, which one is usually expressed in the chorus lyrics? A: The atmosphere B: The musical texture C: The groove D: The general idea about the song topic

当border-style属性的取值为（）时，表示边框的样式为破折线式。 A: groove B: dashed C: rige D: Double