crown block

英式音标：[kraun blɔk]

美式音标：[kraʊn blɑk]

词汇分类：石油工程专业英语（乱序）English for Petroleum Engineering,石油开采

词义：

释义

定滑轮；天车；

英英释义

Crown block

upright

以上来源于:Wikipedia

用法：

权威例句

Crown block

Crown block

Crown block

Crown block shifting apparatus and method

Discuss on Character of Traveling Block-Crown Block-Drawworks System Kinematics and Dynamics

Design of swing device for crown-block heave compensation system

The Effect of Friction in Passive and Active Heave Compensation of Crown Block Mounted Compensators

The Effect of Friction in Passive and Active Heave Compensators of Crown Block Mounted Compensators

IMPROVED DESIGN ON SINGLE HAMMER TYPE ANTICOLLISION CROWN BLOCK DEVICE

Computer-based Design of Crown Block Logistics Management System

Strength Analysis of TC-225 Type Crown Block Support Based on ANSYS

On Design and Intension Analysis of Crown Block for Drilling Rig

STUDY ON THE CROWN BLOCK OF THREE GORGES UNDERGROUND POWERHOUSE IN CONSTRUCTION PERIOD

造句：

1. In Chicago's Millennium Park, the Crown Fountain displays images of locals on a glass block tower.

芝加哥城市生活图片。在芝加哥的千禧年公园，王冠喷泉显示图像当地人在一块玻璃塔上。

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2. The drilling line is reeled over the crown block and traveling block to gain mechanical advantage in a "block and tackle" or "pulley" fashion.

钻井用钢丝绳通过天车和游动滑车以滑轮组的形式获得机械上效益。

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3. Conclusions Applying 30% supersaturated potassium oxalate to block dentinal tubule could prevent or reduce crown surface discoloration effectively after front teeth canal therapy.

结论使用30%草酸钾封闭牙本质小管可有效防止及减少前牙根管治疗后牙冠变色。

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4. To replace the drilling line wrapped around the crown block and traveling block.

为更换缠绕在天车和游动滑车周围的钻井钢丝绳用。

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5. The text detailedly introduced crown block, running system, availability work period of bridge girder erection equipment and improve case for precast beams install.

详细介绍了对双导梁式架桥机天车、行走系统、有效工作长度及预制梁安装就位的改进情况。

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6. From the crown sheave, manually pull and reeve the 1 inch Manila rope through the first sheave of the traveling block.

用人力把棕绳从天车轮上拉过来，再穿过第一个游车轮。

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7. From the crown sheave, manually pull and reeve the 1 inch Manila rope through the first sheave of the traveling block.

用人力把棕绳从天车轮上拉过来，再穿过第一个游车轮。

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