搜题

【单选题】

The end of the joint with the exterior threads is called the（）.

A、pin

B、stem

C、box

D、stand

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更多“The end of the joint with the exterior threads is called the（）.”相关的问题

第1题

[单选题] The joint of the riser in a marine riser system that compensates for heave，the up-and-down motion of a floater，is the（）.

A、flex joint B、slip joint C、heave joint D、riser joint

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第2题

[单选题] The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a（）.

A、grip joint B、strap joint C、thread joint D、lap joint

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第3题

[] If no gaskets are used in the piping joints of a Freon system, the joints must be（）

A、A.finished joints B、B.welded joints C、C.ground joints D、D.soldered joints

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第4题

[单选题] The connected joints of pipe，usually made of three joints of pipe approximately 90 feet long，racked in the derrick when making a trip are called a（）.

A、string B、stand C、joint D、standpipe

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第5题

[单选题] The grip of a joint represents the（）.

A、thickness of the connected members B、diameter of the head C、entire length of the rivet D、diameter of the shank

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第6题

[单选题] The “grip” of a joint represents the（）.

A、thickness of the connected members B、diameter of the head C、entire length of the rivet D、diameter of the shank

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第7题

[单选题] When riveted joints occur at the ends of plating they are called（）.

A、trailers B、terminals C、seams D、butts

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第8题

[单选题] The cylinder contains a great weight of air and is capable of burning a great quantity of fuel at（）.

A、the beginning of the compression stroke B、the beginning of the suction stroke C、the end of the working stroke D、the end of the exhaust stroke

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第9题

[单选题] （）mooring,sailors put the rat guard on the moorings.

A、In the end of B、At the end of C、On top of D、At the top of

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