轴外的

Patients must always be informed regarding the potential for development of a PDPH because ambulatory patients usually expect to resume their normal activities shortly after surgery. Additional recommendations to reduce the incidence of headache include keeping the bevel edge of the conventional needle parallel to the longitudinal axis of the body and the dural fibers and avoiding multiple attempts at subarachnoid needle placement.

病人术前必须被告知有发生PDPH的可能，因为门诊手术病人通常希望术后短期恢复他们的正常活动，另外为减少PDPH推荐穿刺时保持针斜面平行身体长轴和硬膜外纤维走形，避免多次尝试穿入蛛网膜下腔。

Company under the Quebec-die factory was established in 1999, after years of exploration and research, has been successfully developed high-speed roller chain Pin-, two-way high-speed riveting first-, pre-pull machine, such as Progressive Die All kinds of roller chain production equipment and mold, in addition to the company to meet demand, but also for domestic and foreign sales.

公司下属的魁峰模具厂成立于1999年，经过多年的探索研究，现已成功地开发出滚子链高速销轴机、双向高速铆头机、预拉机、级进模等各种滚子链生产设备和模具，除满足公司需求外，还面向国内外销售。

The splines consist of two sets of teeth, an internal set on the hub of the friction disk and a matching external set on the clutch shaft.

花键包括二套花键齿，在摩擦盘轮毂上的内花键齿和在离合器轴上与前者相配的外花键齿。

An external-cavity semiconductor laser was built by using a semiconductor laser, collimating cylindrical column lens for fast axis beam and a volume Bragg grating as a feedback element to get semiconductor lasers wavelength locked to the Bragg wavelength of the VBG.

用体布拉格光栅作为反馈元件与瓦级半导体激光器以及快轴准直柱透镜构成一个可以将半导体激光器的工作波长稳定在体布拉格光栅布拉格波长处的外腔激光器。

In order to working in multi-functions the ship always be provide with redundant main-engines, rudders, plasmas and double or more dynamotors. It is equipped with revolving orientat ion force equipments.

这种船舶除具有通常的航行运输功能外，还有拖拽平台，消防，救生，海上作业等特殊功能，这种船舶大多数都设置为双主机、双可调螺距浆、双舵、两个或两个以上的发电机、两台轴带发电机、并具有艏／艉推进器和旋转方位推进装置。

Epicotyls were cutted longitudinally and cultured in the dark first,on the MS basal medium with 3 mg/L 6-BA and 30 g/L sugar,100% adventitious shoot induction and an average of 33.8 shoots per explant were obtained.The base of the adventitious shoots was treated with 1000 mg/ L IBA for 10 min,then placed onto the filter papers which ends dipped into liquid medium with...

上胚轴纵切结合前期暗培养，在MS附加6-BA 3mg/L、蔗糖30g/L培养基中，不定芽诱导率为100%，每个外植体平均诱导的不定芽数达33.8；不定芽在1 000mg/L IBA溶液中浸泡10min后，移入1/4MT+1/2MT+10g/L蔗糖的液体培养基中，采用滤纸桥法进行培养，生根率达100%，平均根数2.5条；移苗成活率达100%。

Servo motor with outage brake is adopted in the braking device,adding an external outage brake on the plumb shaft of CNC machine,and the external outage brake is fixed on the upside of ball screw.

数控机床垂向滚珠丝杠制动装置采用带失电制动器的伺服电动机，再在数控机床的铅垂轴上，增加一个外置失电制动器。

The four arms of the spider,known as trunnions,are assembled into bearings in the ends od the two shaft yokes.

四个武器蜘蛛，称为trunnions ，是组装成轴承外径的两端的两个轴轭。

The main features of the new oil seal in the oil seal lip and the axis of rotation between the design of a wavy-coated layer of rubber oil seals inside the wheel, work together within the hub coaxial with the rotation, and the oil seal lip in its the outer surface of hub and inner dynamic seal between.

新型油封的主要特点是在旋转轴与油封唇部之间设计了一个包覆一层波浪状橡胶的油封内毂，工作时，内毂随同轴一起旋转，而油封在其唇部与内毂外表面之间实现动密封。

Based on the theoretically calculated structural parameters and processing ones, an involute external spline shaft with class-4 precision was rolled.

对所得结论进行实验验证，按照理论计算的结构参数及工艺参数，可以滚压出4级精度的渐开线外花键轴。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。