该产品为圆口终端适配器。增加捕捉空气，尘埃，烟雾捕获比。
A flared end adapter. Increases capture ratio of air, dust, smoke etc. 20 gauge.
在圆口(3)周围上连制一圆片(2)，圆片(2)是一块圆形薄片。
A round piece (2) is connected on a periphery of a round mouth (3), and the round piece (2) is a round thin sheet.
七鳃鳗隶属于圆口纲，是一类因营半寄生生活而引发机体显著特化的动物。
A commensal organism, especially an insect that lives in the nest or burrow of another species.
鳗类，鳗：无颚的各种原始水生圆口纲脊椎动物中的一种，包括七鳃鳗和盲鳗。
Any of various primitive aquatic vertebrates of the class Cyclostomata, lacking jaws and including the lampreys and hagfishes.
最后，本文讨论了当前长江上游圆口铜鱼种群面临的潜在威胁和急需解决的问题。
Finally, this thesis discussed several potential threats facing this species and urgent measures to be taken for the conservation of this population.
携带肺吸虫尾蚴的淡水螺类拟钉螺亚科一新种（前鳃亚纲；中腹足目；圆口螺科；拟钉螺亚科）
A new species of the Triculinae of freshwater snails thatharbours cercariae of lung flukes from Fujian, China;
然后，从圆的外边缘到内孔剪一个口，如图所示。
Next, cut from the outside edge of the circle to the inner circle, as shown.
聚烯烃粒料槽车是目前国际上应用较为普遍的一种聚烯烃粒料散装化运输设备，其尾部的卸料口系在标准圆封上的异形大开孔。
Mobile tank is a popular delivery equipment for bulk polyolefine grain product nowadays. The outlet on the back of tank is a large abnormal opening on elliptical head.
哥伦布一口咬定说地球实在是圆的。
所述的飞轮上设有风叶轮的定位止口圆。
The flywheel is provided with the locating spigot round of the fan blade.
所述外壳含立置圆斜锥台形的壳体及其相配的上盖和出料口。
The casing comprises a vertically arranged shell taking the shape of a circular oblique cone table, an assorted upper cover and a discharge hole thereof.
我公司其他产品有：圆弯头咬口机、椭圆扁管机、角钢卷圆机、等离子切割机、建筑用空心楼板填充用管机、预应力波纹管机、滤清器管机等。
Our other products: elbow making machine, oval duct machine, Angle iron winding machine, plasma cutting machine, prestressing duct forming machine, filter tube making machine etc.
结果在豚鼠的颞骨标本上准确定位出下列中耳结构：鼓膜、听骨链、卵圆窗、圆窗、咽圆窗鼓管鼓口、面神经等；
Results The located structures of the middle ear in the guinea pig include tympanic membrane, ossicular chain, oval window, round window, tympanic foramen of eustachian tube, facial nerve, etc;
在250毫升。三口，圆底烧瓶用机械搅拌器提供放置二十一点二克。（0.2摩尔）苯甲醛，和18.6克（0.2摩尔）苯胺的加入快速搅拌。
In a 250-cc. three-necked, round-bottomed flask provided with a mechanical stirrer is placed 21.2g. (0.2 mole) of benzaldehyde , and 18.6 g. (0.2 mole) of aniline is added with rapid stirring.
在250毫升。三口，圆底烧瓶用机械搅拌器提供放置二十一点二克。（0.2摩尔）苯甲醛，和18.6克（0.2摩尔）苯胺的加入快速搅拌。
In a 250-cc. three-necked, round-bottomed flask provided with a mechanical stirrer is placed 21.2g. (0.2 mole) of benzaldehyde , and 18.6 g. (0.2 mole) of aniline is added with rapid stirring.
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