查询词典 spindle

Most sperm nuclei eventually developed into the male pronuclei, just like the normal sperms, except sperm nuclei in a few zygotes kept dense throughout the fertilization process. Dense chromosome body was seen at the nuclear area during the prophase of first mitosis, and in the middle of spindle at metaphase of first mitosis.

精子入卵后形成精核，大多能够逐渐解凝、液化并膨大，最终形成形态正常的雄性原核，但在第一次卵裂早期退化成浓缩的染色质小体，并在胞质分裂时随机地分配到其中一个子细胞里的分裂沟附近。

Four of the most advanced 5A3P (5-axis and 3-spindle) gantry profilers among the 19 items that had acquired US Government export license were not shipped back to China and were leased to the Monitor Corp.

上述已获美国政府出口许可证的19台设备中，有4台性能最先进的5a3p机床，未运回中国，在美国就地租给了莫尼托工厂。

It has been found that the process parameters, the spindle speed, the ultrasonic vibration power as well as the gap between the magnetic pole and the work piece surface, were the key factors in deciding the finishing quality and efficiency of the UMAF.

在研究超声磁粒复合研磨工作原理基础上，结合传统磁粒研磨材料去除数学模型，探讨了超声振动对提高磁粒研磨效率的积极作用，揭示出主轴转速、供磁电流、加工间隙、超声功率等是影响超声磁粒复合研磨质量和效率的关键因素。

All penstocks shall be of the non-rising spindle type, unless otherwise stated and provided with handwheels or motor driven gears.

所有笔杆将是非上升的纺锤类型，除非另外说明和假设与手轮或马达差速器传动齿轮。

We adopt the ceramic bearing electric spindle to achieve high speed and precision grinding.

实验室采用陶瓷球轴承作支承的电主轴做高速精密磨削。

In order to meet the demand of thermal design of modern machine tools, thermal model and thermal characteristics of high-speed spindle system in numerical control precision lathe were studied in detail using finite element method.

进一步计算主轴系统的热变形，并通过对主轴箱体散热筋板的合理布局和优化设计，有效降低了主轴头部的径向跳动和端跳误差，使其小于 2μm，均能满足设计要求。

High-speed spindle system should have sufficient rigidity and high precision rotary; light weight, compact structure, small inertia; good thermal stability; vibration and noise; good cooling and lubrication system.

高速主轴系统应具有足够的刚度和高的回转精度；重量轻、结构紧凑，惯性小；良好的热稳定性；振动和噪声小；良好的冷却和润滑系统。

The vibrations are caused by spindle curved tooth meshing impact when the gap between work roller bearing block and frame is oversized.

主要振因是当工作辊轴承座与牌坊之间间隙过大时，接轴弧形齿的啮合冲击将激起轧辊横向振动。

It was then that I drew the loose iron spindle from the shrunken wood, and saw my first husband sink with one horrible cry into the black mouth of the well.

就在这个时候，我从那陈旧的木架上抽掉了那松动的铁轴，这就看到我第一个丈夫发出一声可怕的叫喊，落到那老井的黑魆魆的嘴巴里去了。

Equipment using advanced shuttleless machines, domestic professional wood machine has spindle.

设备采用先进无梭机、国产专业有梭木机。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。