患者,女,30岁,孕23周,超声提示羊水过少,最可能的畸形是()。
A. 无脑儿
B. 脊柱裂
C. 多囊肾
D. 食管闭锁
E. 十二指肠闭锁
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下列花类中药中,花冠筒细长,先端5裂,裂片呈狭长条状的是()。
A. 红花
B. 辛夷
C. 金银花
D. 合欢花
广播电视节目播出前为什么要予以审查?审查时应从哪些方面入手?
YJ17卷烟机传墨辊调整时,逆时针转动调节螺钉,传墨辊()钢印辊。
Which of the following shall not the officers in charge of the navigational watch do?()
A. continue to be responsible for the safe navigation of the ship
B. Leave the bridge
C. Keep the watch on the bridge
D. Use any available navigational aids necessary to ensure that the ship follows the planned course