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发布时间:2024-07-01 06:58:15

[单选题] A device used to enlarge the size of an existing bore hole,having teeth arranged on its outside circumference to cut the formation as it rotates is a(n)______.
A.Enlarger bit
B.Casing bit
C.Hole opener
D.Casing opener

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[单选题]哪个设备用于实现自动卸载( )Which device is used to automatic shed?
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[单选题] Compared to manila line,size for size,nylon line _______.
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B. has more strength than manila line
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[单选题] Which device is designed to automatically hold the load if power should fail to an electric winch ________.
A.Pneumatic brake
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[单选题]The device which regulates the engine speed automatically is called
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[单选题] Which device provides the main means in the GMDSS for locating ships in distress or their survival craft ________.
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[单选题]We'll send the device to the workshop and have it
A.repaired
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[单选题]The rudder is a___device at the after end.
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[单选题] Should recommended route information be used together with weather routeing?
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[单选题]在ZigBee中( )称为全功能设备( Full-Function Device,FFD),相当于蜂群结构中的蜂后,是ZigBee网络启动或建立网络的设备。
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[单选题] Bonding cables are used during cargo transfer to ______.
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[单选题]Which of the following components can be used in ACARS communication.以下哪个部件可用于ACARS通讯( )
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[单选题]Oil water separators are used to ensure that ships do not discharge oil when bilge water,or oily water from oil tanks or any oil contaminated space.
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