参数

Based on d. c. motor dynamics of robots, an identification method for the structural parameters of the robot joint control systems is worked out.

再次，探讨了机器人几何参数和动力学参数的识别问题，并取得了以下三方面的成果。

During the course of the experiments, by changing the waveshapes of damped oscillation and double exponential impulses in a wide range the relevant corona Q-V characteristics have been measured so as to examine the influence of waveshapes on them systematically.

其次，通过广泛地改变衰减振荡波和双指数雷电波的波形参数来测取相应的电晕伏库特性，系统研究波形参数变化对电晕伏库特性的影响，并就衰减振荡波和双指数雷电波这两种不同波形下电晕伏库特性之间的区别与联系进行了比较。

It can be concluded that the feature of position curve of water in jig is the same as the curve of typical damped vibration. In the equations the motion parameters of water in jig, such as velocity, acceleration, force etc. are in a direct proportion to the air pressure, and have a definite non-linear relationship with jigging cycle, thickness, and mobility of jig bed.

结果表明，水流运动的位移曲线特性符合阻尼强迫振动规律，水流运动的位移、速度、加速度、受力、动能等运动参数与跳汰机风压有直接的线性关系，与跳汰周期、阻力、床层松散度等跳汰参数有明确的非线性关系。

The datum line and mainly three profile height parameters of surface roughness are briefly introduced and the operation principle and system structure of AFM.

简要介绍了评定表面粗糙度参数的基准线及其主要的两个轮廓高度评定参数，详细阐述了重庆大学研制成功的一种高精度原子力显微镜——AFM。

Therefore the callee knows how many parameters it should have been passed, and is able to deallocate them from the stack itself by passing an immediate argument to the RET or RETF instruction, so the caller does not have to do it.

所以callee知道传递了多少参数，它也就有能力自己来通过传递一个立即数给RET或RETF指令来移除栈中的参数，这样caller就不必做这个事情了。

Based on the criterion that the volume of estimated parameter's joint confidence region should be minimum, which is a sequential experimental design norm for optimal parameter estimation proposed by Box and Lucas, the observations for the adsorption of n -decane on 5 A molecular sieves were determined sequentially, and it is found that the observations should b.

根据Box和Lucas所提出的使待估参数联合置信域的容积趋于最小的参数估算的序贯实验设计准则，推导得出了正葵烷吸附等温线实验观测点的安排原则，发现对于一元线性模型，实验观测点应安排在可操作区的两端。

Emphasis has been put on changes of structure properties such as crystallization, crystal cell parameter, BET surface area, average pore diameter and pore volume with addition amount of FCC decant oil under conditions that the ratios of toluene to FCC decant oil are 1∶1 and 2∶1 respectively.

结果表明，当剂油比为1∶1时，分子筛的结晶度和晶胞参数随催化油浆添加量的变化呈现先增加后减小趋势，当noil/nCTMAB=0.34时，其晶胞参数最大可以达到5.95 nm；当剂油比为2∶1时，随添加剂量的增加，分子筛结晶度降低，BET表面积成先增大后减小，而孔容和平均孔径呈逐渐增加趋势。

The expect incoming of predator is the increasing function of a , but decreasing function of b and c.

掠夺者的期望获利是a的增参数，但是b，也是c的减参数，那里的and是不那样因该用or

The selection of geological prospecting in different stages(initial-prospecting, detailed-prospecting)(2)the selection of geological prospecting in the deep-laid and shallow-laid of tunnel project (3)the selection of geological prospecting of tunnel projecting in different geological conditions Finally, the author summed up main problems needing to be solved in tunnel engineering geological prospecting as follow:(1)differentiate stratum and find out the depth and thickness of different stratums in the tunnel section (2)find out geological structure and existence situation of fault, broken zone and weak plane (3)find out weathering level of bed rock to classify surrounding rock combining speed materials (4)differentiate stratum structure of the entrance of tunnel to judge the stability of it (5)find out existence situation and performance of ground water (6)situations of other harmful geological phenomenon In view of above problems and classification of surrounding rock, the author showed principles of rational choosing of methods in geological prospecting and counted disperse range of physical character parameter value in different petrosal character, getting achievements as follow:(1)summarization of effect, merits and demerits of different geological prospecting methods in the tunnel geological investigation (2)method selection and arrangement principle of tunnel engineering geological prospecting in different geological conditions and prospecting stages (3)According to previous experience and cases, the author concluded the物性parameters most in use ,and showed the basis of selecting geological prospecting methods in different geological conditions.

论文中用几个应用实例来说明：(1)不同勘察阶段物探工作的选用；(2)深埋、浅埋隧道工程物探工作的选用；(3)不同地质条件隧道工程物探工作的选用。最后总结归纳出隧道工程物探所需要解决的问题主要有：(1)划分地层，查明隧道通过剖面的各地层深度与厚度。(2)查明地质构造，隧道轴线段有无断层、破碎带、软弱层面等。(3)查明基岩风化程度，从而结合速度资料进行围岩分级。(4)划分洞口地层结构，判断洞口稳定性。(5)查明地下水赋存情况及其活动动态。(6)其他不良地质现象存在情况。针对上述需要查明的地质问题与计算围岩分级情况，论文提出合理选用物探方法的原则，并统计了物性参数值在不同岩性中的分布范围。得出以下研究成果：(1)总结出各物探方法在隧道地质调查中的作用和优缺点。(2)得出不同地质条件下和不同勘察阶段，隧道工程物探方法选择和布置的原则。(3)根据以往工作经验和事例，对常用的物性参数进行了归纳总结，同时介绍了不同地质条件下物探方法选择的依据。

The industrialization process paraments of strawberry by vacuum freeze drying was tested at platform of JDG-230 vacuum freeze drying production line that have drying area :250 m~2,and aims at improving quality and econemic benefit of strawberry by vacuum freeze drying ,result demonstmted:①optimization industrialization process paraments:loading capacity:10.5 kg/m~2,deepfreeze temperature:-30℃,deepfreeze time:2.5 h,pressure of drying room while vacuum sublimation drying:110～130 Pa. pressure of drying room wh...

以干燥面积为250m2的JDG-230型真空冷冻干燥生产线为实验平台，以提高冻干草莓产品质量和经济效益为目标，对冻干草莓生产的工艺参数进行了工业化生产试验，结果表明：1工业化生产适宜工艺参数为：装盘量10.5kg/m2、速冻温度-30℃、速冻时间2.5h、升华干燥时干燥仓压力110～130Pa、干燥解析时干燥仓压力30～50Pa、解析时的物料温度45～50℃；2获得可应用于大工业化生产控制的草莓冻干过程曲线。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。