两个与心脏相连的主静脉叫做大静脉或腔静脉。
The two main veins that connect to the heart are called the vena cava.
箱型结构的主梁，内腔无法涂漆防锈蚀，为了防止水汽侵入腐蚀主梁内腔，必须保住主梁内腔的密封性。
The box type structure, cavity cannot antirust paint corrosion, in order to prevent moisture intrusion corrosion beam cavity, sealing the inner cavity of the main girder must keep.
然而2015年，亚利桑那州的双语新闻主播瓦妮莎·鲁伊斯因为在英语电视节目上用西语腔读出西语词而受到公开的批评。
Yet in 2015, Vanessa Ruiz, a bilingual news anchor in Arizona, was loudly criticized for pronouncing Spanish words with a Spanish accent on English-language television.
其目的是当熔化金属凝固和收缩时往型腔里补充熔化金属，从而防止在主铸件中产生孔隙。
The purpose of this is to feed the molten metal to the mold cavity as the molten metal solidifies and shrinks, and thereby prevents voids in the main casting.
本文报导了我们在混合型轴流一氧化碳激光器选频的研究成果，以及作者在适宜于光化学反应的轴流一氧化碳激光器主副腔方面的理论研究进展。
This paper will report the new achievements in our research on frequency tuning means of mix-structure co axial flow laser, especially on composite cavities of co laser suit for photochemistry.
根据主室腔的解剖特征，每类又分为左室和右室两型。
Each group could again be divided into left and right ventricular type by the anatomical feature of the primary chamber.
根据主室腔的解剖特征，每类又分为左室和右室两型。
According to the morphological characters of primary chamber, each group could be also divided into left and right ventricular type.
利用等效原理和矩量法导出了由半空间中平面波在主谐振腔中激励的等效磁流的表达式；
The equivalence principle and moment method are used to derive the expression of equivalent magnetic current in the main cavity excited by the plane wave in the half-space.
目的：探讨经纤支镜高频电刀灼烧扩大管腔并放置金属支架治疗左主支气管结核性狭窄的疗效和安全性。
Objective: To investigated the curative effect and safety of treating left main bronchial tuberculous stenosis by means of radio knife burn through fibrous bronchoscope and placement of metal stand.
目的开展血管腔内带膜支架植入治疗主髂动脉多撕裂口夹层动脉瘤的临床研究。
Objective To develop and study endovascular stent graft deployment for the treatment of the aortic and iliac dissecting aneurysm with multi entry tears.
提出了一种含有闪耀光栅的CO激光器主副腔谐振腔结构。
A composite resonator including glaring grating is introduced for co laser.
通过求解主方程系数矩阵的本征值与本征矢，我们计算了入射原子团中包含一到四个原子时腔场的光谱与平均光子数，其中着重对单原子与二原子的数值结果作了讨论。
We also calculate the spectra of the cavity field numerically via the eigenvalues and the eigenvectors of the mazer master equation for the case with the number of atoms from one to four.
复合腔技术利用主副腔模式耦合的特点，能够充分利用基频光能量，在最大限度上实现有效倍频。
Composite resonator could make full use of the power of the fundamental frequency lasers to the maximum extent by coupling mode of the composite resonator.
以及当处于所述闭合位置时，由所述第一和第二部分构成的主容纳腔，用于容纳所述仪器模块。
A main storage compartment is formed by the first and second sections when in the closed position and serves to hold the instrument module.
就在现有条件下解决6 0 0MW汽轮机高压主汽调节阀的内腔加工难关，实现该部件的内部生产制造方案进行介绍。
This paper presents the manufacturing method for inner chamber of HP main steam control valve for 600MW turbine under current conditions.
喷雾净化塔的进气口与主窑内腔连通，其出气口与烟囱连通。
A gas inlet of a spray purifying column is communicated with the main kiln inner cavity, and a gas outlet thereof is communicated with a chimney.
该文针对TM 310模(主模)圆柱形谐振腔提出了一种新的杂模抑制方法。
A new parasitic-mode-suppressing method for TM310 mode (operating mode) cylindrical resonator is presented in this paper.
在主滑块上，设置适当数量的压边油缸，将压边油缸的上腔油口并联。
A proper number of side pressing oil cylinders are arranged on a main slide block, and the upper cavity oil ports of the side pressing oil cylinders are connected in parallel.
在主滑块上，设置适当数量的压边油缸，将压边油缸的上腔油口并联。
A proper number of side pressing oil cylinders are arranged on a main slide block, and the upper cavity oil ports of the side pressing oil cylinders are connected in parallel.
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