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【简答题】
岩石受到机械破坏而产生的结构称为( );岩石经历韧性变形的结构称为( )
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反馈参考答案：
举一反三
【单选题】患者男性,22岁,转移性右下腹痛8h,右下腹有固定的压痛点,临床诊断为急性阑尾炎,准备手术治疗 ,根据该病人的临床表现,下列哪种情况最不可能
A.
阑尾穿孔
B.
阑尾坏疽
C.
阑尾化脓
D.
炎性渗出
E.
炎症局限于黏膜下层
【单选题】The scuppers had been plugged as required at the time an oil spill occurs on deck. After shutting down the transfer, the engine room should first be informed and then______.
A.
rig a fire hose and call for water on deck
B.
spread an absorbent material， such as sawdust
C.
remove the plugs from the scuppers
D.
sound the general alarm
【单选题】The scuppers should be plugged （）.
A.
only if fixed containment is not used
B.
only if portable containment is not used
C.
only if fixed containment drains are open
D.
whenever the vessel is being bunkered
【单选题】A precaution you should take before bunkering is to ______
A.
plug the vents
B.
plug the sounding pipes
C.
plug the scuppers
D.
close the lids on the vents
【单选题】When loading bulk liquid cargo，what is the first action you should take if a cargo valve jammed open?
A.
Call the owner，operator，or terminal supervisor
B.
Unplug the deck scuppers
C.
Order the dock man to shut down
D.
Run out the vessel's or terminal's fire hose
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