查询词典 U

The bacterial flagellum consists of about 40 different protein parts, including a stator, rotor, drive shaft, U-joint, and propeller.

细菌鞭毛由大约40个不同的蛋白质组成，包括定子，转子，驱动轴，U型关节和螺旋桨。

When bevel or V grooves can be flame-cut, they cost less than J and U grooves, which require planning or arc-air gouging.

当斜缝或V形缝可以用火焰切割时，比J形缝和U形缝经济，它们需要表面刨光或电弧刨平。

The "U" length of well is measured from face of flange to end of well.

套管的"U"的长度是从法兰面到套管底测量的。

Committed to research and development of solar energy products, professional production line of solar water heaters, heat pipe solar water heater, split solar water heater, wall-mounted solar water heater, pressure solar water heater, solar water heater coil, flat solar, U-type tube solar collectors, solar energy collection tube concentric DC water heater, solar superconducting heat pipe, solar collector modules, solar project solar collector, etc. Products.

致力于太阳能系列产品的研究与开发，专业生产直插式太阳能热水器、热管式太阳能热水器、分体式太阳能热水器、壁挂式太阳能热水器、承压式太阳能热水器、盘管式太阳能热水器、平板太阳能、U型管太阳能集热器，同心直流管太阳能集热水器、太阳能超导热管、太阳能集热模块，太阳能工程机等太阳能集热产品。

Open sights consist of a protected front post nd a flip-up rear sight with U-notch, with settings for 100 and 200 meters range.

开放景点包括受保护的前一后的第二掀式表尺的U型缺口，为100米和200米范围内设置。

FOREFOOT: When heated the U Foam gets very soft and fuses to the player's unique foot.

前脚：当加热的U泡沫变得非常柔软，融合到播放器的独特的三足。

A U disk format Protel the circuit diagram.

一种U盘的Protel格式的电路原理图。

In the aspect of equipments, electronic barometer is replaced by Fortin barometer, electronic differential manometer replaces U-shaped manometer, Backman thermometer substitute 1/10 thermometer, accumulator tank is used to substitute accumulator bottle, and heating is also improved.

在设备方面，用电子气压计代替福廷式气压计、用电子压差计代替U型压力计、用电子贝克曼温度计代替1/ 10温度计、用缓冲罐代替缓冲瓶，同时加热方式也进行了相应的改进。

A U like shape on the curve of fundamental mode waist in the active medium versus pump power, at different cavity lengths of the laser diode end pumped Nd:YVO 4 solid state lasers with a flat flat resonator structure, is analyzed by means of the transform circle approach.

运用谐振腔变换圆理论，详细分析了激光二极管抽运的Nd ：YVO4 平行平面腔固体激光器振荡光在晶体内的基模光斑半径随抽运功率变化的U形曲线。

They share many similar or the same featutes with Archaeopteryx or other primitive birds, such as: U-shaped furcula, uncinate process, laterally facing glenoid of shoulder girdle, comparatively long forelimb, large semilunate carple, retroverted pubis, ascending process of astragalus, and "modern feathers"with rachis and barbs etc.

奔龙类是一类较为特殊的手盗龙类，它具有许多与始祖鸟Archaeopteryx甚至其它早期鸟类相似或接近的特征，主要表现在：叉骨U形与始祖鸟和孔子鸟类的相同，背肋钩状突在孔子鸟类和个别反鸟类中也存在，肩臼窝绝大部分指向侧方类似于始祖鸟，肩胛骨与乌喙骨间的夹角非常接近90°也和始祖鸟的相似，前肢从比例上讲显得较长，大的半月形腕骨使肘部能向侧方折过来，耻骨伸向后下方，距骨上升突与原始鸟类中的为同源结构，羽毛已有显著的分化且具备了现代羽毛的基本结构等等。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。