查询词典 adhesive force

Thedisadvantages of the dragline are that must dig below itself, it connot dig with force into compacted terial, it cannot dig on steep slopes, and its dumping and digging are not accurate.

拉铲挖土机的缺点是只能挖比它本身低的土，不能施加压力挖入压实的土壤内，不能再陡坡上挖土，而且挖卸都不准确。

The mechanical model of force elongation behavior of spider silk was designed on the base of skin core structure after understanding the structural mechanisms of mechanical properties and morphology and shape of the Araneus Ventricosus spider dragline silk.

根据大腹园蛛牵引丝力学性能的结构机理及其聚集态结构和形态结构特征，初步建立了以皮芯层结构为基础的蜘蛛丝拉伸力学模型，分析了皮芯层比例及结构对蜘蛛丝纤维力学性能的影响。

This may force the government to take drastic measures .

这可能迫使政府采取严厉的措施。

Your breath is the mechanism by which you draw forth the Primal Life Force Substance of Creation while you are functioning in a third-/ fourth-dimensional environment.

当你在一个三/四维度的环境中运行，你的呼吸是通过向外描绘创造的原始生命力实质的机制。

If the slope is 16°, load is 100N, and slip ratio increases from 0 to 0.6, the relative errors of predicting normal force, drawbar pull and driving torque between calculation values and experimental data are less than 10%. The model can predict wheel-terrain interaction mechanics effectively for a rover while climbing up slopes.

在斜坡角度为16°，载荷为100N，当滑转率从0增加到0.6时，将模型的车轮斜坡法向载荷、挂钩牵引力和驱动力矩的计算值与实验数据相对比，结果相对误差不超过10%，因而该爬坡模型可以有效地用于月球车轮地相互作用的力学计算。

Utilizing the terra-mechanics equation and parameters of the lunar topsoil (the following is abbreviated as lunar-soil), the drawbar clevis pulling force of wheel was predicted by calculation.

应用地面力学方程和月球表层土壤参数计算预测了车轮的挂钩牵引力。

In this paper, the marshland of Daxinganling forest region is classified into three kinds, the pass performance of three kings of crawler fire engine, J-50, A531, BFC804 and a kind of two-wheeled forest fire engine of special light-duty HS-8 is studied in theory and test, the calculation formulas of the tangential traction force and the external motion resistance of vehicle are given and the drawbar pull is used as evaluation index.

对大兴安岭林区的沼泽地进行了分类，并对3种履带式森林消防车J-50、A531、BFC804和一种特轻型双轮森林消防车HS-8的沼泽地通过性作了理论与试验研究，给出了切线牵引力和行驶阻力的计算公式，采用挂钩牵引力作通过性评价指标。结果表明，BFC804可以通过重沼泽地，A531和HS-8可以通过中沼泽地，而J-50只能通过轻沼泽地。

Considering the mean square of the dynamics longitudinal force on the drawgear as an object function, and considering the rigid impact probability as a constraint condition, the optimizing software named TTCFDOS (Tractor-Trailer Combinations Flexible Drawing Optimization System) has been developed.

在对上述确定性参数系统进行频域分析的基础上，以牵引架上动态纵向力的均方值为评价指标和目标函数，以刚性冲击概率为约束条件，开发了挂接车辆柔性牵引优化设计软件系统TTCFDOS，对挂接车辆的柔性牵引参数进行了优化设计，获得了与挂接车辆经常行驶工况相对应的优化柔性牵引参数

When the flexible drawgear is used, the peak values both of the dynamics longitudinal force and of its instantaneous PSD have decreased largely, and the distribution status of the instantaneous PSD along both the time axles and the frequency axles have been improved. So the working stability of the tractor-trailer combinations braking process would been improved when the optimized flexible drawgear was used.

仿真分析和试验结果均表明，使用柔性牵引装置后，牵引架动态纵向力峰值及其瞬时功率谱的峰值有了大幅度的降低，动态纵向力瞬时功率谱密度沿时间轴和频率轴的能量分布得到了改善，这说明使用柔性牵引装置后有利于提高挂接车辆制动工况的工作稳定性。

An amendment to the fund's articles of agreement establishing a new facility based on special drawing right entered into force on 28 july 1969, and on 1 january 1970 sdr 3414 million were allocated to 104 participants in the fund's special drawing account.

一项对国际货币基金组织协定若干条款的修正案提出设立"特别提款权"的新方案。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。