首页/ 题库 / [单选题]使用“螺纹”工具绘制螺纹形式时、每圈螺纹的答案

使用“螺纹”工具绘制螺纹形式时、每圈螺纹间距固定不变的是

单选题
2021-09-01 20:09
A、对称式
B、对数式
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正确答案
A

试题解析

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使用“螺纹”工具绘制螺纹形式时、每圈螺纹间距固定不变的是
在连接带螺纹的管子时,工具应使用()。
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在平行于螺纹轴线的剖视图中,内螺纹的牙顶和螺纹终止线用()绘制。
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
翻译:With Average or With Particular Average(WA or WPA)()
螺纹零件拆卸时,关键是从认清螺纹旋向,正确选择拆卸工具。
螺纹零件拆卸时,关键是认清螺纹旋向,正确选择拆卸工具。
绘制外螺纹时,螺纹的小径用()线绘制,螺纹的大径用()线绘制。
攻螺纹使用的工具是()和(),套螺纹使用的工具是()和()。
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(), or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.
A salvor may be()the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.
The () is used for hauling in or letting out the wires or ropes.
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