搜题请搜索小程序“爱下问搜题”
问题 单项选择题

新生儿出生时身体上覆有一层灰白色胎脂。适宜的处理方法是()

A．无须擦拭

B．用温水冲洗干净

C．用酒精擦拭

D．用植物油全部擦拭干净

E．用消毒植物油擦拭胎脂较多的地方

答案

参考答案：E

单项选择题

VRML is a （71） for 3D multimedia and shared virtual worlds on the WWW. In comparison to HTML, VRML adds the next level of interaction, structured graphics, and extra（72） (z and time) to the presentation of documents. The applications of VRML are （73）, ranging from simple business graphics to entertaining WWW page graphics,manufacturing, scientific, entertainment, and educational applications, and 3D shared virtual worlds and communities.X3D is the name under which the development of VRML is continued. X3D is based on XML and is backwards （74） with VRML. Furthermore, it is componentized, profiled, and extensible, which makes it possible to use X3D in very different （75）, from high-end visualizations to lightweight applications.

A．link

B．format

C．structure

D．procedure
查看答案
单项选择题 B1型题

米炒时，药物与辅料的比例为（）

A.100：10

B.100：20

C.100：25～100：30

D.100：35～100：40

E.100：45～100：50
查看答案