皮皮学，免费搜题
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【单选题】
初产妇，26岁。妊娠39，于早晨6：00出现规律腹痛，下午5：00开大9cm，自然破膜，羊水清，量20ml，胎心100次/分，阴道检查，先露S+1，胎头小囟在7点处，矢状缝与左斜径一致，触不到前囟。最恰当的处理是
A.
静滴缩
B.
产钳助产术
C.
剖宫产术
D.
手转胎头，持续胎心监测
E.
胎头吸引术
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举一反三
【单选题】A fishing vessel is approaching a vessel not under command. Which statement is true? ______
A.
The fishing vessel must keep clear of the vessel not under command
B.
If the vessel not under command is a power-driven vessel， she must keep clear of the fishing vessel
C.
They must exchange whistle signals
D.
Both vessels are required to take action to stay clear of each other
查看完整题目与答案
【单选题】Which vessel is “underway” under the Rules of the Road?
A.
A vessel at anchor with the engine running.
B.
A vessel with a line led to a tree onshore.
C.
A vessel drifting with the engine off.
D.
A vessel agrounD
查看完整题目与答案
【单选题】A vessel not under command sounds the same fog signal as a vessel（）.
A.
towing
B.
constrained by her draft
C.
under sail
D.
All of the above
查看完整题目与答案
【单选题】下列哪一种色谱方法是利用分子筛作用来纯化酶的( )
A.
凝胶色谱
B.
亲和色谱
C.
离子交换色谱
D.
分配色谱
查看完整题目与答案
【单选题】主要功能是抗病毒感染的细胞因子是( )
A.
干扰素
B.
红细胞生成素
C.
肿瘤坏死因子
D.
白细胞介素
E.
趋化因子
查看完整题目与答案
【多选题】下面( )的非稳态导热可用集中参数法计算。
A.
导热系数相当大
B.
几何尺寸很小
C.
表面传热系数极低
D.
导热系数和表面传热系数相当
查看完整题目与答案
【判断题】Under CFR，when the goods have been delivered on board the vessel，the seller is considered to have fulfilled his duties．He has no obligation to procure insurance or to inform. the buyer of taking measu...
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which vessel is "underway" under the Rules of the Road? ______
A.
A vessel at anchor with the engine running
B.
A vessel with a line led to a tree onshore
C.
A vessel drifting with the engine off
D.
A vessel agroung
查看完整题目与答案
【单选题】主要功能是抗病毒感染的细胞因子是
A.
干扰素
B.
重组人促红素
C.
肿瘤坏死因子
D.
白细胞介素
E.
趋化性细胞因子
查看完整题目与答案
【单选题】A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）
A.
The fishing vessel must keep clear of the vessel not under command
B.
If the vessel not under command is a power-driven vessel，she must keep clear of the fishing vessel
C.
They must exchange whistle signals
D.
Both vessels are required to take action to stay clear of each other
查看完整题目与答案
相关题目：
【单选题】A fishing vessel is approaching a vessel not under command. Which statement is true? ______
A.
The fishing vessel must keep clear of the vessel not under command
B.
If the vessel not under command is a power-driven vessel， she must keep clear of the fishing vessel
C.
They must exchange whistle signals
D.
Both vessels are required to take action to stay clear of each other
查看完整题目与答案
【单选题】Which vessel is “underway” under the Rules of the Road?
A.
A vessel at anchor with the engine running.
B.
A vessel with a line led to a tree onshore.
C.
A vessel drifting with the engine off.
D.
A vessel agrounD
查看完整题目与答案
【单选题】A vessel not under command sounds the same fog signal as a vessel（）.
A.
towing
B.
constrained by her draft
C.
under sail
D.
All of the above
查看完整题目与答案
【单选题】下列哪一种色谱方法是利用分子筛作用来纯化酶的( )
A.
凝胶色谱
B.
亲和色谱
C.
离子交换色谱
D.
分配色谱
查看完整题目与答案
【单选题】主要功能是抗病毒感染的细胞因子是( )
A.
干扰素
B.
红细胞生成素
C.
肿瘤坏死因子
D.
白细胞介素
E.
趋化因子
查看完整题目与答案
【多选题】下面( )的非稳态导热可用集中参数法计算。
A.
导热系数相当大
B.
几何尺寸很小
C.
表面传热系数极低
D.
导热系数和表面传热系数相当
查看完整题目与答案
【判断题】Under CFR，when the goods have been delivered on board the vessel，the seller is considered to have fulfilled his duties．He has no obligation to procure insurance or to inform. the buyer of taking measu...
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which vessel is "underway" under the Rules of the Road? ______
A.
A vessel at anchor with the engine running
B.
A vessel with a line led to a tree onshore
C.
A vessel drifting with the engine off
D.
A vessel agroung
查看完整题目与答案
【单选题】主要功能是抗病毒感染的细胞因子是
A.
干扰素
B.
重组人促红素
C.
肿瘤坏死因子
D.
白细胞介素
E.
趋化性细胞因子
查看完整题目与答案
【单选题】A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）
A.
The fishing vessel must keep clear of the vessel not under command
B.
If the vessel not under command is a power-driven vessel，she must keep clear of the fishing vessel
C.
They must exchange whistle signals
D.
Both vessels are required to take action to stay clear of each other
查看完整题目与答案