穿管配线时,管内导线的截面总和不应超过管子截面积的()。
A.40%
B.50%
C.60%
D.70%
参考答案:A
解析:
管内导线的截面总和不应超过管子截面积的40%。
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-Do you agree with her ideas at the meeting?
-Absolutely,what she’s just said is the very idea________I want to express.
A.that
B.what
C.which
D.why
图中所显示图像中分出后下走行的分支为()
A.肾动脉
B.腹腔动脉
C.脾动脉
D.肠系膜上动脉
E.腹主动脉