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【单选题】
为了观察组织和细胞中的多糖成分，可采用A.
PAS 染色
B.
HE 染色
C.
镀银染色
D.
甲苯胺蓝染色
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举一反三
【单选题】The ship’s _______ broke down, and the pumps had to be operated by hand without the help of electricity.
A.
generator
B.
generate
【简答题】可控性原因表明个体通过主观努力可以改变行为及其后果,对可控性因素的归因,使人们更可能对行为做出()的预测. (A)准确 (B)变化 (C)稳定 (D) 系统
【多选题】Para.1 Para.3 Para.4 Para.5 Para.7 Para.8 Para.10 Para.12 Para.13
A.
Infecting a ship’s computer system is not easy.
B.
Different strategies to deal with pirates.
C.
We cannot be sure if an internet attack will make a ship sink. Hijackings made by Somali pirates is a top risk for shipping. Many underwriters have made coverages for those shipping to the Arctic. F. Experts is uncertain if an autonomous ship is safer than a manned ship. G. Neil Roberts believes a cyber attack can cause a ship to sink. I. Lloyd’s experts explored several top risks in shipping today. J. The use of autonomous technologies in shipping industry is a tendency. K. Insurance companies need to evaluate the feasibility of covering the Arctic ships L. Chances that attack a ship’s navigation system still exists.
【单选题】The emergency signal for fires is sounded on the ship’s whistle and general alarm as（）.
A.
a continuous ringing for 10 seconds
B.
one short ring followed by one long ring
C.
two long rings of at least 20 seconds
D.
a continuous ringing until the fire is extinguished
【简答题】Management of human resources is a key to success in any (operate) ________________, particularly a family operation. 10.Even at full speed the ship’s engines cause very little (vibrate) ____________...
【简答题】A. The safe working load of the shore derricks. B. The safe working load of the ship’s derricks. C. The safe working load of the shore cranes. D. The safe working load of the ship’s cranes.
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