查询词典 tubular

A deciduous North American shrub having shiny purple-black berries and paired flowers with a yellow tubular corolla .

蔓虎刺一种落叶的北美洲灌木，长有带光泽的紫黑色浆果和带有黄色管状花冠的对花

Design and make tubular-support and columns-support lucite silo models as well as rubber cushion imitating elastic foundation. Make static and dynamic experiments on elastic and rigid foundations under several kinds of working condition and correct the experiment condition according to FEM calculating result and re-experiment.

自行设计并自制了筒承式和柱承式有机玻璃筒仓模型及弹性地基的模型—海绵橡胶基，进行了在刚性及弹性地基上多种工况的静、动力实验并根据计算结果对实验条件进行修正后再次试验。

Leaf blade ovate or elliptic, 6–15 × 2.5–7 cm; pedicels purple, slender; corolla white-green, urceolate-tubular; filaments subglabrous, anthers without spurs.

叶片卵形或椭圆形， 6-15 * 2.5-7 厘米；花梗紫色，细长；花冠白色绿色，瓶形管状；花丝近无毛，没有距的花药。

Roseum , often with dark center, campanulate to wheel-shaped, rarely ± tubular A.

roseum红色，通常具深色的中心，钟状到轮形，很少多少管状的 A。

Clavicular-bone-fracture occurs, when the patient falls on his shoulder or his clavicular-bone is hit Almost all of them should be treated conservatively with well-fitting backpack-tubular-bandage.

锁骨的-骨头-破碎发生，当病人落在他的肩的时候或者他的锁骨-骨头是击中几乎他们全部应该保守地被对待与很好地-适宜的背包-管状的-绷带。

The present condition and development of training and qualifications for China petroleum tubular goods nondestructive testing personnel were introduced.

介绍了中国石油管材无损检测人员资格鉴定与认证工作的现状和发展。

Tubular Goods Research Center of CNPC,Xi'an 710065,China

中国石油天然气集团公司管材研究所，西安 710065

Tubular Goods Research Center of CNPC, Xi'an 710065, China

中国石油天然气集团公司管材研究所

Department of Commerce decided to levy a tariff on Chinese oil country tubular goods.

中美。贸易摩擦在过去两个月美国行动 9月9日，美国商务部决定征收关税，国家对中国石油管材。

Zhang Q. Study on rule of CO2/H2S corrosion of tubular goods.

张清。 CO2/H2S共存条件下的油管钢腐蚀规律研究。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。