查询词典 tubular

A turbojet engine used to drive an external propeller.A simple, essentially tubular jet engine, such as a ramjet .

压式喷气发动机一种简单的，主要为管道式的喷气发动机，如喷压式发动机

Tablet Underprop Frame:Black Powder Painted 18-Gauge Tubular Steel Underprop Frame to prop the Tabletfrom below

写字板支撑架：采优质方形钢管加工制作成型后经高温静电黑色粉末喷塑制作而成，钢管管壁厚度1.2mm

Tablet Underprop Frame : Black Powder Painted 18-Gauge Tubular Steel Underprop Frame to prop the Tabletfrom below

写字板支撑架：采优质圆形钢管加工制作成型后经高温静电黑色粉末喷塑制作而成，钢管管壁厚度1.2mm

Imaging reveals mild enlargement of the involved veins or an orbital mass. A varix can be well circumscribed, tubular, or a tangled mass of vessels.

影像表现显示受累静脉的轻度扩张或一个眶内肿块，静脉曲张可能是非常局限的、管状或迂曲缠绕的血管性肿块。

Corolla purple, ventrally whitish and with 2 conspicuous longitudinal folds, tubular-campanulate, 5-7.5 cm. Capsule ellipsoid, ca. 4 cm, stellate hairy when young; pericarp to 2 mm.

紫色，腹带白色的花冠并且具明显纵向褶层，管状钟状，椭圆形的厘米蒴果，约厘米，幼时星状毛；果皮给2毫米。

In order to decrease the hydraulic pressure in the expandable tubular operation and enhance the HSE standard, the paper analyze the two kinds of working condition the expansion operation in vertical and horizontal holes respectively.

为了研究膨胀管补贴技术中降低膨胀压力的方法，降低作业压力，提高作业安全性，理论分析了膨胀管补贴作业中的两种典型工况：直井膨胀管补贴、水平井膨胀管补贴。

This paper discussed the cause of distinction of the particle density and the orgin of tubular and vesicular structure in spaces.

本文还讨论了细菌周膜断裂面上颗粒密度不同的原因及腔中管泡状结构的来源。

Roll cloud heading inland over Shark Bay, Western Australia: A roll cloud is a horizontal tubular formation that forms in the cold downdraughts that spread out ahead of an approaching storm

澳大利亚西部鲨鱼湾上空的滚轴云，正向内陆翻卷而来。滚轴云是水平的管形状云，当暴风雨逼近时，寒冷的乡下气流扩展开来就会形成滚轴云。滚轴云是非常危险的，曾测量到滚轴云产生的上升气流和下沉气流速度每分钟超过1500米。

Grass of willow leaf horsewhip belongs to herb of perennial of horsewhip female division, formal name: Verbena Bonariensis illustrious name: Purpletop Verbena, alias: Long bine horsewhip is South-American horsewhip grass, careless, originate in South America formerly of Brazil, Argentine and other places, the flower is cyme, small tubular flower is worn be born at spending cauline coping, open amaranth or lilac flower, along with spends a bine to consider individual plant tall to make an appointment with 100-150 centimeter, liu Xie is crossed opposite, the primary part of a historical period after sowing is elliptic brim somewhat notch, beautiful bine is smoked tall the Xie Zhuai after is the slightness leaf that be like willow shape the brim still has pointed notch, the bine is a square this a little bit very special, entire individual plant has cilium to feel the feeling that pricks thorn a bit, the meeting in ground of be out of office is cross of plant of fringy horsewhip female division with a few congeneric flowers, so often a few inflorescence upright among Yu Jusan and fringy model state plant appears.

柳叶马鞭草属于马鞭草科多年生草本植物，学名：Verbena bonariensis英名：purpletop verbena，别名：南美马鞭草。长茎马鞭草，原产于南美洲，花为聚伞花序，小筒状花着生于花茎顶部，开紫红色或淡紫色花，连同花茎算株高约100-150公分，柳叶为十字对生，播种后的初期叶为椭圆形边缘略有缺刻，花茎抽高后的叶转为细长型如柳叶状边缘仍有尖缺刻，茎为正方形这点十分非凡，全株都有纤毛摸起来有点刺刺的感觉，在野地里会与一些同属花为穗状的马鞭草科植物杂交，所以常有一些花序介于聚伞与穗状的中间型态植株出现。

Hyperkalemia can occur in several instances, which include (1) excessive potassium intake in patients with a creatinine clearance of less than 20 mL/min,(2) hyporeninemic hypoaldosteronism or type IV renal tubular acidosis in patients with diabetes, urinary obstruction, or interstitial nephritis,(3) significant acidemia, or (4) with drug therapy.

高钾血症可以发生在一些情况下，其中包括：（1）患者钾的摄入量过多与小于20毫升/分钟肌酐清除率，（2）hyporeninemic hypoaldosteronism或肾IV型糖尿病患者肾小管性酸中毒，尿路梗阻，或质肾炎，（3）重大血症，或（4药物治疗）。

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。