查询词典 screw-pitch

［Objective］To study the biomechanical stability of slidable pedicle screw system with the comparison of slidable pedicle screw system and universal pedicle screw system in intensity,rigidity and other biomechanical functions.［Method］Twelve spinal specimens of the pig were randomly divided into two groups and the schubweg on the vertebra of T12 were measured in different conditions.In the end the intensity and rigidity of two groups were compared which were computed by the schubweg.

［目的］对滑动椎弓根钉系统与通用椎弓根钉系统在脊柱侧凸固定强度、刚度和稳定性等方面进行生物力学比较，以测试滑动椎弓根螺钉内固定系统稳定性的生物力学性能［方法］采用12具猪新鲜脊柱标本，随机分成两组分别测量不同工况下T12椎体的位移，并计算其强度和刚度进行比较。

In possession of 20-year,s special productionand managerial experience,linking with the most advanced manufacturing engineering both at home and aboard,in the tenet of "uality First,Credit Highest"striving for innovation,and taking advantage of equipments and materials with high specification,high quality inJupan and Taiwan,etc.the orporation provide you high strength stainless steelmachine bolt,self tapping screw,trigonodont crew,setscrews of M2-M12 single-line slot,cross slot,inside and outside angle,pan head,conmbined screw,stainless steelspacer and special nut,such as stainlesssquare nut,hexagon nut,weld nut,welding yandage,folan screw nut,with annual output coming out in front of fellow industry.

公司拥有20年的专业生产及管理经验，融汇国内外最先进的制造工艺，力求创新，本着&质量第一，信誉至上&的宗旨，应用日本、台湾等高标准、高质量的设备及材料，为客户提供高强度M2～M12一字槽、十字槽、内外六角、盘头、沉头、尖头、平头等形状的不锈钢机械螺丝、自攻螺丝、三角牙螺丝、紧定螺丝；铝钉；全不锈钢铆钉、尾孔钉、子母钉；不锈钢垫片及不锈钢方母、六角螺母、焊接螺母、焊码、佛兰螺母等异形螺母，年产量名列同行业前茅。

The findings of the research demonstrated the existence of "Group Effect" in the connections including more than one screw, which means that the assumption that the connection strength for a multiple screw connection is proportional to the number of screws in the connection, as the calculation method in Chinese current national standard Technical code of cold-formed thin-walled steel structures have based on, would result in an unconservative estimate for the shear capability of connections including more than one screw.

本文研究结果表明：自攻螺钉连接中存在&群体效应&，我国现行《冷弯薄壁型钢结构技术规范》中相关设计计算方法忽略群体效应，对含多颗螺钉的自攻螺钉连接偏于不安全。

The review analyzes its clinical data, postoperative complications is 42 cases (15.1%), pedicles screw broken is 25 cases （9.0%）, pedicles screw loosened is 9cases（3.2%）,nervous stimulated symptom is 2 cases（0.7%）,postoperative infected is 3 cases（1.1%）,among them 1 case skin infected,inflammatory substance around screw is 2 cases, Internal fixators projection sense at dorsa is 3 cases（1.1%）.

回顾分析其临床资料，术后随访出现术后并发症42例，发生率为15.1%，椎弓根钉断裂25例（占9.0%），椎弓根钉松动9例（占3.2%），神经刺激症2例（占0.7%），术后感染3例（占1.1%），其中1例皮肤感染，2例取钉时发现钉周围有炎性物质，背部内固定物突出感3例（占1.1%）。

After stuffing the two screw path with cancellous bone,the iliac screw with same length was reinserted into the left side and another iliac screw with the length of 100mm was placed in the right side.

用松质骨紧密填塞两侧钉道后，在左侧钉道内置入短钉，右侧钉道置入长度为100mm的髂骨长钉，重复上述测试。

The company mainly produces chemical process pumps, high pressure reciprocating pump, piston metering pumps, hydraulic diaphragm metering pumps, mechanical diaphragm metering pumps, gear pumps, meshing, the meshing gear pumps, small flow pump, single screw pump, double-headed Screw pump, three screw pump, shielding pump, magnetic pumps, liquid pumps, boiler feed water pump, steam reciprocating pump, fluorine plastic pump, slurry pumps, water treatment and medicine, environmental protection equipment, industrial pumps accessories, annex Buffer, back-pressure valve, filter, check valves, safety valves, instrumentation, and other on-line

公司主要生产化工流程泵、往复式高压泵、柱塞计量泵、液压隔膜计量泵、机械隔膜计量泵、内啮合齿轮泵、外啮合齿轮泵、小流量离心泵、单螺杆泵、双头螺杆泵、三头螺杆泵、屏蔽泵、磁力泵、液下泵、锅炉给水泵、蒸汽往复泵、氟塑料泵、渣浆泵、水处理加药系统、环保设备、工业泵配件、附件缓冲器、背压阀、过滤器、止回阀、安全阀、在线检测仪表等

Make us worthy, make us proud Teach us not to be to loud We'll try and fit in with the crowd But we are St Trinians We cant fake the way we feel We were born to keep it real Hockey sticks and balls of steel We are St Trinians You bite us, we'll bite you back Better be scared when we attack Feel the fear we're maniacs St Trinians Check out our battle cry A song to terrify No one can stand in our way We are the best, so screw the rest We do as we damn well please Until the end, St Trinians Defenders of anarchy So scam all the toffs the neats and the freaks, Blackmail the goths, the slappers and the geeks, And if they complain we'll do it all again We do as we damn well please ASBOs, the chavs, the emos and their mates, To torment the slags we offer special rates, And if they complain we'll do it all again Defenders of anarchy We are the best, so screw the rest We do as we damn well please Until the end, St Trinians Defenders of anarchy St Trinians So scam all the toffs, the neats and the freaks, Blackmail the goths, the slappers and the geeks, And if they complain we'll do it all again We do as we damn well please ASBOs, the chavs, the emos and their mates, To torment the slags we offer special rates, And if they complain we'll do it all again Defenders of anacrchy Check out our battle cry A song to terrify No one can stand in our way We are the best, so screw the rest We do as we damn well please Until the end, St Trinians Defenders of anarchy Victorious, Rebellious We do as we damn well please Until the end, St Trinians Defenders of anarchy St Trinians Don't let the bastards get you down

使我们值得，使我们自豪地教我们不是我们将大声尝试和符合人群，但我们是圣我们倾斜伪造品方式我们感到的Trinians 我们出生保留它我们是圣Trinians您咬住我们钢的真正的曲棍和球，我们将咬住您改善被惊吓，当我们攻击感觉我们是疯子圣Trinians 检查我们的害怕没人的标语A歌曲可以站立用我们的方式我们最很好的恐惧时，因此拧紧我们做的休息和我们咒骂很好喜欢直到末端，无政府状态圣 Trinians防御者如此诈欺所有toffs neats和畸形人，敲诈goths、slappers和怪杰，并且，如果他们抱怨我们将做它全部我们再做作为我们咒骂很好取乐 ASBOs， chavs， emos和他们的伙伴，折磨我们提供特殊费率的炉渣，并且，如果他们抱怨我们将再做它全部我们最很好无政府状态的防御者，因此拧紧我们做的休息和我们咒骂很好喜欢直到末端，无政府状态圣 Trinians圣Trinians 防御者如此诈欺所有toffs、neats和畸形人，敲诈goths、slappers和怪杰，并且，如果他们抱怨我们将做它全部我们再做作为我们咒骂很好取乐 ASBOs， chavs， emos和他们的伙伴，折磨我们提供特殊费率的炉渣，并且，如果他们抱怨我们将再做它全部 anacrchy检查的防御者我们的标语 A歌曲害怕没人可以站立用我们最很好的我们的方式，因此拧紧我们做的休息和我们咒骂很好喜欢直到末端，无政府状态圣 Trinians防御者战胜，反叛我们做和我们咒骂很好喜欢直到末端，无政府状态圣 Trinians圣Trinians 防御者不让坏蛋传达您到

A tested prime motor is mechanically connected with a magnetic particle brake through driving steps, an instruction computer controls the output current of a power program controller, and the output current is used as the excitation current of the magnetic particle brake. A ball feed screw is arranged between a decelerator and a counterweight pan during the driving steps, and a cap nut covers on the ball feed screw. The holder of the ball feed screw is fixedly provided with a guide rail which is fixedly connected with the cap nut through a flange.

其被测试原动机通过传动环节与磁粉制动器机械连接，指令计算机控制电源程序控制器的输出电流，电源程序控制器的输出电流作为磁粉制动器的激磁电流，传动环节中在减速器和配重盘之间设有一滚珠丝杠，滚珠丝杠上套设一螺母，在滚珠丝杠的底座上固定一导轨，该导轨与螺母通过法兰固定连接。

GB screw, self-produced self-Pin (4-56) high-strength screw, lead screw 12-48 ladder deduction is deducted,·, joint mother, Cone's mother, tubes, implosion, custom-made single-head, double-headed, anchor bolts and all kinds of special pieces, quality reliable, delivery timely, available year-round spot.

国标丝杠、自产自销(4-56)高强度丝杠、梯型扣丝杠12-48、正扣、反扣、接头母、锥型母、管、内爆、订做单头、双头、地脚螺栓及各种异型件，质量可靠，供货及时，常年备有现货。

Effects of varying screw speed, moisture content and feed rate on cottonseed meal de-gossypol process were studied using both single-screw and twin-screw extruder.

挤压脱毒试验结果表明，采用螺杆挤压法脱毒，简便易行、且能取得优良的脱毒效果，但各挤压加工参数间需良好匹配。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。