查询词典 electron tube

Because the gas at the end of a conical resonance tube can be heated to a higher temperature more quickly than at the end of a cylindrical resonance tube ,researchers pay more attention to the conical resonance tube in the engineering field of the gas-dynamic resonance ignition technique of liquid propellant rocket engine.

在液体火箭发动机气动谐振点火技术中，圆锥形谐振管因气体谐振加热温度高、加热速度快而受到重视。

The tailboom is made from an extruded aluminum tube with reinforcements bonded to the tube where the tailboom support struts attach, and formed aluminum saddles are riveted to the tube at the horizontal tail and ringtail attachment points.

铝合金尾管附有一根支撑杆强化其结构，铝合金托架以铆钉固定在尾管上的水平尾翼及尾翼环的接点上。

Metal tube rotameter is a flux measuring device based on the principle of floater ascending or descending in the vertical cone-shaped tube with the flux changing. The subject does research on the problems of the current flowmeters measurement accuracy, intelligence and communication. The paper introduces a design of network metal tube rotameter.

金属管浮子流量计，是基于浮子在垂直锥形管中随流量变化而升降的原理来进行测量的装置，本课题对目前浮子流量计的测量精度、智能化和通信等方面存在的问题进行了研究，论文介绍了网络化金属管浮子流量计的设计。

Under the same situation as tube-diameter and so on, yield load and limited load increase with the increasing of steel tube ratio. But the steel tube ratios variety has ruleless to maximum displacement of the upper column.

2在钢管外径等其他属性相同的情况下，屈服荷载与极限荷载随含钢率的增大而增大，但含钢率的变化给柱顶最大位移带来的变化不具有规律性。

The factory is a professional enterprise producing rubber hose, rubber tube varieties have; water pipes, sand suction tube, suction tube cement, heat pipe, oil pipe, acid-resistant pipes, pipe sand blasting, edible tubes, pneumatic tubes, plain hose, automotive cooling pipes, automotive rubber water hose, cars with anti-aging heat pipes, and other special-shaped rubber hose.

本厂是一家专业生产橡胶管的企业，橡胶管品种有；吸水管、吸砂管、吸水泥管、耐热管、耐油管、耐酸管、喷砂管、食用管、气压管、纯胶管、汽车散热管、汽车用输水橡胶软管、汽车用耐老化散热管、异型橡胶管等。

In a pitot-tube, a small filament of the fluid is brought to rest in a small-bore tube, the impact pressure being measured against the static pressure of the fluid in an outer tube.

在皮托管里，一丝液体被注入一个小口径的试管中，其冲击压力是通过另一根试管里的液体的静态压力测得的。

In a pitot-tube, a small filament of the fluid is brought to rest in a small-bore tube, the impact pressure being measured against the static pressure of the fluid in another tube.

在空速管中，有微量水流被滞留在小口径管中，然后利用另一管道中的静态液压来测量压力的大小。

Calyx adnate to ovary to varying degrees; sepals either connate beyond attachment to ovary and forming a tube or free and forming false tube above ovary; tube cupular, urceolate, campanulate, funnelform, or cylindric, often ribbed or tessellate on adaxial surface, constricted or open at throat, throat with or without narrowly projected, contiguous shelf of tissue; lobes 3, erect, spreading, or reflexed.

花萼不同程度地的贴生于子房；萼片或者合生超过附着的子房和形成一筒部或离生并且形成假的筒部在子房以上；筒部杯状，瓶形，钟状，漏斗状，或圆筒状，在正面上的通常棱或成棋盘格状，裂片3，直立，平展，或反折。

In recent years, the company launched the exclusive "Tri-Tube tube tube" and "transfinite Zijin coating" as the core technology Guanzhong crown series products, solar water heaters began upgrading the curtain.

近年来，公司独家推出以"Tri-Tube管中管"与"紫金超限涂层"为核心技术的冠中冠系列产品，拉开了太阳能热水器升级换代的帷幕。

The main hydraulic system of Hydraulic Tube Tester was taken as an example, and the workflow of Hydraulic Tube Tester and the operating principle of its main hydraulic system were introduced. AMESim was selected as the software environment, and the model of the system was built based on the sub-models of main components. The main parameters of the model were set according to the 3# Hydraulic Tube Tester in a steel mill, and then the dynamic simulation of the main hydraulic system was achieved.

摘 要：以钢管水压试验机液压系统为研究对象，阐述了水压试验机的工作流程和主液压系统工作原理，选择AMESim 作为软件环境，建立了该系统基于AMESim 的主要元件子模型，并搭建成完整的某钢厂3 号线水压试验机主液压系统模型，设置了模型中的主要参数，实现了该液压系统动态性能仿真。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"