查询词典 pumping-back method

A mechanical characteristics of rubber transmitting belts in the state of hanging is studied, which are used in driving long-stroke pumping unit.

研究了长冲程抽油机传动胶带悬垂状态下的力学特性，给出了相应的胶带运动微分方程和等效弹性模量的计算公式，为正确地确立长冲程抽油机的有关参量，并实现其各项经济技术指标提供了理论依据。

One of the critical point for solving this problem is to effectively identify the pumping mechanisms of known OH masers and find out the physical connections between the masers and the objects bearing these masers.

解决这个问题的关键之一就是在已知的OH脉泽源中有效地鉴别出它们的脉泽抽运机制，并由此找出脉泽特征与产生脉泽的天体之间的物理联系。

The most likely and obvious radiative connection between the infrared and the masers is through the mechanism of radiative pumping of the maser.

红外辐射及微波激射间最可能而又明显的辐射联系是通过微波激射的辐射抽运机制实现的。

The bright OH masers are excellent probes of different kinds of astronomical objects in the Galaxy and even of distant galaxies, but the difficulties in identifying the pumping mechanisms of these OH masers and modeling them have hindered the application of this excellent probe.

明亮的OH脉泽是探测银河系中各类天体甚至河外星系的极好工具，但是对OH脉泽的抽运机制的鉴别和模拟上的困难使得这个极好工具一直没有得到极好的发挥。

Results All of the 24 cases syndromes were cured by puncture pumping or operative extirpate.The pathology examination result showed that sheet granules spread in the clearance of muscular cell,which HE dyeing was light blue.Fiber tissue seemed to surround the rather big eye winkers and encroached by lymph cell.

结果：24例并发症均经穿刺抽吸或手术摘除治疗，4例注射部位肌组织病理检查显示：肌细胞间隙均散布有大小不等的片状异物颗粒，HE染色呈淡蓝色，较大异物周围似有纤维包囊，有淋巴细胞浸润。

Change "V" Block Tooling, Stand Alone Oil Pumping System, Oil Filtration, Oil Temp Control

特点是具有快速更换&V&型块工装，独立的油泵系统，油液过滤，油

Starved of investment and beset by rebellion in the Niger Delta oil region, the country is pumping at barely two-thirds of its capacity.

由于缺乏投资并受到尼日尔三角洲石油地区叛乱的困扰，该国仅利用了三分之二的石油产能。

The dumped lump was pumping the swamp, while a troop of stoopers were galloping in a loop.

被抛弃的笨人在抽沼泽的水，而一队低头的人正在绕圈飞跑。

The dumped lump was pumping the swamp, while a troop of stoopers were galloping in a

loop。被抛弃的笨人在抽沼泽的水，而一队低头的人正在绕圈飞跑。

The Beili series HM1860 and HM1860J horizontal honing machine play an important role in the automobile, motorcycle, sewing machine, hydraulic pressure vapour, decelerator, mold, oil pumping, engine and other inner hole finishing industry because of its high accuracy, high efficiency, suitability and easy operation characteristics.

我公司&倍力&系列HM1860，HM1860J卧式珩磨机以其高精度、高效率，适用性广和操作简单等特点，在汽车、摩托车、缝纫机、液压气动、减速器、模具，油泵油嘴，内燃机等内孔精加工领域发挥着越来越大的作用，逐步替代了中小孔内圆磨和研磨的工序，替用户提高了效率，节约了成本，受到广大企业的欢迎。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。