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【多选题】
下列关于剖视图的描述中,正确的有( )。A.
当剖视图按投影位置关系配置,中间又没有其他图形隔开,可省略投射方向
B.
当两个平行的平面剖切机件时,该剖视图的剖切符号不必标注
C.
当单一剖切平面的剖切位置明确时,局部剖视图的剖切符号不必标注
D.
当两个相交的平面剖切机件时,全剖视图的剖切符号不必标注
E.
当单一剖切平面通过机件的对称面或者基本对称面,并且剖视图按投影位置关系配置,中间又没有其他图形隔开时,剖切符号可以不必标注
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【简答题】灭菌是指（ ）
【简答题】冷灭菌是指()灭菌法。
【简答题】enable; dwarf; on track; and so forth; around the corner; The figures show that our economy is healthy and we are likely to achieve sustainable and balanced growth.
【简答题】enable; dwarf; on track; and so forth; around the corner; The high-rise building in the back makes our old house seem small .
【简答题】enable; dwarf; on track; and so forth; around the corner; With the money from her uncle, Jenny was able to enroll in a dancing school and chase her childhood dream of becoming a dancer.
【简答题】enable, dwarf, on track, and so forth, around the corner You see the lights in the students’ reading room? They never go out at night these days because the final exams are drawing near .
【单选题】In the country of Brobdingnag, the worst problem Gulliver had at the palace was the Queen’s dwarf, why?
A.
Because the dwarf was very poor and often asked me for money.
B.
Because the dwarf was very rude to Gulliver and behaved very badly.
C.
Because the Queen allowed the dwarf to do whatever he liked.
D.
Because the dwarf was a relative of the King.
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