查询词典 shaft

Said shaft with enclosed two ends passes from marine extraction platform through submarine water-bearing stratum into submarine oil bed and has water pumping and injecting openings corresponding to the water-bearing stratum and oil bed respectively. A sand control filter is mounted to water-pumping opening. A packer is provided in the shaft between water and oil beds.

井筒从海上采油平台穿过海底水层后伸入海底油层中，其井口和井底均为封闭，对应于水层和油层处的筒壁上分别开有抽水孔和注水孔，抽水孔内侧的井筒中装有防砂过滤器，水层与油层之间的井筒中装有封隔器。

B. comparison of vertical and horizontal butterfly valve in the large butterfly valve, the valve shaft there is the difference between vertical and horizontal, vertical butterfly valve casing is usually deep, debris in the water easily spiral shaft, affecting Kai closed; horizontal butterfly valves for variable speed gear box in the side near the valve well on the road account for the wide flat position, influence the arrangements of other pipelines.

b。立式与卧式蝶阀的比较在中、大型蝶阀中，过滤器阀轴存在立式与卧式的区别，通常立式蝶阀的覆土较深，水中杂物容易缠绕轴端，影响启闭；卧式蝶阀的变速传动箱在侧旁，阀井在道路上占的平面位置较宽，影响安排其它管线。

The upper tunnel, surge shaft, drop shaft, lower tunnel and penstock this contract option 2

上层隧道，调压井，下降轴，降低隧道和压力钢管

The geological investigations for three young sedimentary rock zones include incline shaft, tunnel and deep shaft as well as deep directional drillings.

本隧道针对三个较年轻的沉积岩区所进行之探查包括开辟斜坑、隧道和竖井以及深导向钻孔。

2The device and check of the transmission shaft , so it can assure the rigidity of the shaft is allowable

传动轴的设计和校核，以保证轴的刚度

Based on the international new technology in Transmission Shaft field, we have been developing all kinds of Transmission Shaft to match clients' demands for many years.

多年来，公司坚持以市场为中心，紧跟国内外传动件领域的新技术，并在此基础上不断开发出适合用户需求的产品。

Since transmission input shaft and output shaft to the speed of their rotation, transform a stall when there is a "simultaneous".

由于变速器输入轴与输出轴以各自的速度旋转，变换档位时合存在一个&同步&问题。

The utility model belongs to a massage body-building device, composed of a grip, a grip connecting piece, a tension spring, a roller connecting piece, a roller carrier and a roller, wherein, two connecting plates on the roller carrier and the roller are respectively connected and fixed by a connecting shaft, the roller whose surface is smooth is cylindrical, a connecting piece of the roller carrier is made by gripping round steel into a circular hole, and after two ends of the connecting piece of the roller carrier, which is connected with the connecting plates, are pressed into a flat shape, a drilling hole and the connecting plates are connected and fixed by the connecting shaft.

本实用新型属于按摩健身器，是由握把、握把连接件、拉簧、滚轮连接件、滚轮架及滚轮组成，其特点是：滚轮架上的两个连接板及滚轮均有连接轴连接固定；滚轮为圆柱形，其表面呈光滑；滚轮架连接件由圆钢握成圆孔，同连接板连接的两端压成扁形后钻孔与连接板由连接轴连接固定。

The shaft is pointing left of the target, arms and shaft are on the same plane, the swing is shorter then parallel which makes it easy to start and transfer all power to the downswing.

杆身指向目标左侧，手臂和杆身位于同一个平面上，杆身仍然在平面内，在下杆过程中不需要调整杆身的角度，更有效的将力量传导至杆头。

By analyzing the existing problems and disadvantage for controlling managing target of the shaft engineering and raising the relative suggestions and measurements,the target optimization of controlling shaft construction engineering was realized.

立井井筒工程是矿井建设的关键工程，对其管理目标控制过程中存在的问题和不足进行分析，并提出相应的建议和措施，以实现立井筒工程施工项目目标控制综合最优化。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐