我拿掉了试管口的棉花塞，把金色小鸟倒在我的掌心。
I remove the cotton wadding from the mouth of a tube and shake a gold finch onto my palm.
管道运输业的主体是管道，管道工程的核心工作是管口的焊接。
The subject of pipeline transportation is pipeline; the core of pipeline project is nozzle welding.
然后，当你拔起堵住管口的塞子时，使用过的水就会顺着排水管流走。
Later, when you unplug the stopper, the used water will go rushing out down the drain.
为满足泵管口的受力要求，提出了采用波纹管补偿器时应采取的措施。
Measures for adopting bellows expansion joint have been proposed to meet the requirement of allowable force in the inlet of pump pipeline.
从髓室自根尖方向，牙本质小管口的直径、密度和相对面积均逐渐减小。
From pulp chamber to root apex, the diameter, the density and the mean percentage area of tubular openings all reduced gradually.
牙本质小管口的相对面积各组之间的差异均有显著性（P<0.05）。
There were significant differences ( P< 0.05) in the relative area of the dentinal tubule orifices between two groups.
目的：评价手术显微镜用于探寻上颌第一恒磨牙mb 2根管口的诊断价值。
PURPOSE: To estimate the diagnostic potential of the dental operating microscope use for locating MB2 orifice in maxillary first molars.
我觉得在管口的几个通气孔的作用很大，半开型耳机表现要好于全封闭的耳机。
I assume the vents around the nozzle of the phones are partially responsible for that: semi-open phones always seem to perform better than fully closed ones.
作用在设备管口的荷载过高，引起了设备变形过大或者应力过高，影响设备正常运转。
Loads acted on equipment nozzles connected with pipes are too high, or too much deformation and stress occurs on equipment. Thus the normal running of equipment is affected.
本实用新型属于密封装置，具体涉及一种应用于管制瓶烧制过程中密封管制瓶管口的硅胶帽。
The utility model belongs to a sealing device and relates particularly to a silica gel cap used for sealing the nozzle of a tube vial in the burning process of the tube vial.
所述喷管容纳在连接件(7)中，该连接件通过连接到用于管口的可枢转盖(9)的凸轮(8)可以移动。
The spout is accommodated in a junction member (7), which is movable by a CAM (8) connected to a pivotal cover (9) for the mouthpiece.
用金属探针指示了在输尿管口的长期阻塞(可能是先天性的)。此处明显肾盂积水和输尿管积水由阻塞引起。
A long-standing obstruction (probably congenital) at the ureteral orifice through which the metal probe passes led to the marked hydroureter and hydronephrosis seen here.
但是质量很差的无线电信号有一点失真，而且说西班牙语的空管口音很重，导致飞行员误解了一条重要的指令。
But the transmit ion from poor quality radios was slightly distorted and the accents of the Spanish speaking controllers was so strong that the pilots misunderstood a vital instruction.
但是质量很差的无线电信号有一点失真，而且说西班牙语的空管口音很重，导致飞行员误解了一条重要的指令。
But the transmition from poor quality radios was slightly distorted and the accents of the Spanish speaking controllers was so strong that the pilots misunderstood a vital instruction.
在摄像机所拍视频图像的指导下，尽管口很小，外科医生还是操纵长柄工具将胆囊从其邻近器官上挖出来，之后切除它。
Guided by the resulting video feed, the surgeon wields long-handled tools to excavate the gall bladder from its neighbouring organs before removing it though the slit.
对于需要水箱水温分层的储热水箱，如顶水使用的储热水箱，应降低管口流速。
For the hot water storage tank to the water temperature stratification, such as the top of the hot water storage tank water use, should reduce the nozzle velocity.
本文对石油化工装置设计中塔顶、塔体侧面和塔底管道的设计，人孔布置及管口方位的设计要点做简要介绍。
In this paper, the design points of petroleum chemical equipment such as tower top, side and bottom piping, manholes layout and the nozzle position are introduced briefly.
对风机及电动机的电源电压、频率、功率，盘管规格，加湿器种类，空气过滤器形式及效率，配管口径及方向等有要求时请注明；
About the supply voltage, frequency, capacity factor of the fan and motor, specification of coil pipe, kinds of humidifier, form and efficiency of air filter, caliber and direction of pipe and etc.
血管口径用手术显微镜的目镜标尺测量，血管长度和分布范围用直尺和分规测量。
Vascular caliber with operating microscope eyepiece scale of measurement, the length and distribution of blood vessels using a ruler and measurement of sub-regulation.
目的探讨钬激光治疗输尿管口囊肿的疗效。
Objective To investigate the therapeutic effect of holmium-laser on ureteroceles.
在灌流液中加入适量的抗凝剂，可以避免插管管口被血凝块堵塞，也可以提高实验效果。
The pouring fluid added with anti-coagulant properly may avoid plugging inserting pipe with blood clotting lumps and also may enhance experiment effect.
不过也有别人，一些年纪大的人说就是悲伤也不会叫一个真正高贵的妇女忘记“贵人举止”，尽管口头上不把它叫作“贵人举止”。
But there were still others, older people, who said that even grief could not cause a real lady to forget noblesse oblige-without calling it noblesse oblige.
方法：检查了23例干燥下颌骨标本，测量了舌侧管的数目、位置、管口直径、长度和走向。
Methods: On23dry mandibles, the number, location, diameter, length and direction of lingual vascular canals were measured.
用传统玻璃离子粘固剂修复根管口呈喇叭形残根与不作修复的对照组之间没有显著性差异。
However, there is no obvious difference between non-repaired and residual dental root groups repaired by traditional glass ionic adhesives.
用传统玻璃离子粘固剂修复根管口呈喇叭形残根与不作修复的对照组之间没有显著性差异。
However, there is no obvious difference between non-repaired and residual dental root groups repaired by traditional glass ionic adhesives.
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