查询词典 buttress root

Both valves and unions utilize Buttress Thread union nuts for superior strength.

无论是阀门还是活接头都采用锯齿螺纹活接头螺母，强度更佳。

Short round thread, L -- Long round thread, B -- Buttress thread.

——短圆螺纹； L ——长圆螺纹； B ——偏梯形螺纹。

Both valves and unions utilize Buttress Thread union nuts for superior strength.

无论是阀门还是活接头都采用锯齿螺纹活接头螺母，强度极佳。

The article indicates the characteristics of buttress thread compared with round thread and analyzes the defect caused by materials size of API and 5CT plane tube.

文章通过分析指出，偏梯形螺纹有比圆螺纹更具优势的特点，也因此在使用符合API 5CT要求的套管原料进行生产时，由于平端套管原料管子尺寸精度原因而更易产生缺陷，通过理论计算和现场实测，提出了合适的偏差范围。

From fixed-size systems for high volume inspection to range adjustable systems for maximum versatility, standard Johnson Gage Inspection Systems are ideally suited to your application, UN, UNJ, Metric, NPT, Acme, Buttress as well as other thread profiles are easily incorporated into the basic design.

从适用于大批量检测的固定尺寸螺纹量仪到具有最大多用途的范围可调的量仪，章森螺纹测量仪将会是非常完美的满足您的测量需求 UN ， UNJ ， Metric，NPT，Acme，Buttress 和其它的螺纹轮廓将会非常容易与基础设计整合在一起。

While making-up with casing tongs, the recommended torque for both standard round thread casing and buttress thread casing is given in Annex A and Annex B respectively.

2.5采用套管钳上扣，标准圆螺纹套管及偏梯型螺紋套管的旋合扭矩推荐值分别见附录八、附录

Through investigation and analysis to several wells with CBL VDL and CCL. it is found that there are different characteristics in well logging images for the joint parts of API casing with buttress thread coupling, casing with special thread coupling and connecting casing with special thread. Abnormal CCL and CBL curves and VDL waveforms indicate casing failure position and damage pattern.

经过对多口井CBL、VDL和CCL套管测井结果进行了调查研究和分析，发现API接箍式偏梯形螺纹接头套管、接箍式特殊螺纹接头套管和直连型特殊螺纹接头套管接头部位在测井图像中均有不同各自的特征，不正常的CCL和CBL曲线和VDL波形位置表明了套管损坏位置和损坏形式。

Today's physicists cists craft their equations on desktop computers and buttress them with hard data——they have tracked neutrinos in their eccentric flight .

气象学家利用计算机模型更为准确地预测会造成生命和财产损失的飓风的路线。

Objective To explore the clinical effects of internal fixation complicated type C femoral condyle fracture using AO buttress plate of femoral condyles.

目的 探讨应用AO股骨髁支持钢板治疗C型髁部骨折的效果。

Although there is a prominent curving couloir skirting the buttress on the left, the Russians chose to tackle a direct and far more difficult line up the center.

虽然这里有一个突起的冰雪沟槽从左边连接着拱壁，俄罗斯人选择对付这条直上更难的路线直达拱壁。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。