| 1. | Melt filling ability and cavity pressure under pulsed vibration field 脉动力场下的熔体充模能力及模腔压力响应 |
| 2. | An adequate clamping force holds the mould halves together against the cavity pressure during the injection phase 适度的锁模力在注射阶段能够克服型腔压力锁紧两个半模。 |
| 3. | The two devices do clamping force measurement / control and cavity pressure switchover to holding pressure 这两个装置就是锁紧力量测/控制装置和(射出)转保压的模腔压力转化装置。 |
| 4. | The simulated pressures for both icm and cim show good coincidence with those obtained from cavity pressure measurements 传统射出成型与射出压缩成型在压力的模拟上,与实际量测之压力一致。 |
| 5. | The simulated pressures for both icm and cim show good coincidence with those obtained from cavity pressure measurements 常规射出成型与射出压缩成型在压力的仿真上,与实际量测之压力一致。 |
| 6. | Using lower switch time , lower compression speed and higher compression stroke will result in lower cavity pressures 使用较短的切换时间、较低的压缩速度以及较高的压缩行程将产生较低的模安穴压力。 |
| 7. | For the engineers , the following sections details how clamping force is generated . they also relate to the second device : switchover to holding pressure by cavity pressure measurement 下面的章节详细介绍了锁模力是怎样产生的。同时会涉及到(本文要讲的)第二个设备:通过型腔压力测定转换成保压状态的转化器。 |
| 8. | The process of penetration is regarded as expansion of cylindrical cavity in infinite soil mass . combining with the knowledge of elastic mechanics and plastic mechanics , we may make analysis for soil around pile . and we may deduce the cylindrical cavity pressure , radius of plastic zone , radical displacement in elastic zone , and excess pore water pressure in soil around pile and spherical cavity pressure at the end of pile 本文阐述了桩土共同作用理论原理,对坑式静压桩的桩周土体作弹塑性分析,把压桩过程中桩周土体的本构关系看作是水平面的平面应变小孔扩张问题,利用小孔扩张原理,结合弹性力学以及塑性力学的知识,对压桩后土体的性状进行分析,得出桩对土的挤扩作用力、桩周土体塑性半径、弹性区的位移,以及桩端球形孔扩张的扩张力。 |
| 9. | 3 . calculation ansys software will be used to calculate cavity pressure and radius of plastic range whose data will be contrasted with those worked out by formula . analysis will be made about their differences and the causes of them , and strongpoint and shortcoming of two different methods 计算分析部分该部分将用前面得出的公式计算出的小孔扩张力、塑性半径与用ansys软件计算出来的数据进行对比,分析它们之间的差别以及造成的原因,两种计算方法的各自优缺点。 |
| 10. | After that , the one - stage prs is connected with the chemical laser system to test cooperation of the two systems . tests show that the ejecting capacity of the one - stage prs is unable to fulfil the exhaust requkement of the chemical laser system , and that the starting process of the cavity and the diffuser is not thorough and the cavity pressure is too high , with the power output of the laser decreasing sharply . then , based on the achievements of the one - stage prs , a " subsonic - supersonic " two - stage prs is developed and a lot of tests are made 随后,开展了单级引射prs系统与df化学激光器的联试研究工作,通过大量的联试实验,研究了激光器配方、引射器引射能力、联试时序和扩压器方案等等,对扩压器和光腔的启动特性、光腔压强和出光功率的影响,得出了光腔压强过低、单级引射prs系统无法满足其压缩比要求,需考虑采用两级引射prs系统的结论。 |