查询词典 boom

If you want to witness the boom of China's economy, and the transformation that the economic boom brough, here is not bad a place to start with.

如果你想要看到的蓬勃发展，中国经济和转型经济景气Brough先生，这不是一个坏的地方开始。

The metal structure of crane telescopic boom is analyzed and optimized by structure analysis and the combinatorial optimization based on topology and size optimization methods, and structure integrated design of telescopic boom is achieved by the development of visual software system in this paper.

本文应用结构初级分析和基于拓扑优化、尺寸优化的组合优化分析方法对起重机的伸缩臂金属结构进行优化设计，同时开发可视化软件系统实现伸缩臂结构的集成设计。

The davit shall have maximum capacity of 500 lbs at a 5-6 boom extension and 1000 lbs at a 3'-0 boom extension.

并且其最大起吊重量为延伸臂长5英尺6英寸时为500磅，延伸臂长3'英尺时为1000磅。

The boom should possess enough strength, rigidity and stability. Among other things, the deftness of the boom appears to be more important.

吊臂除了具备足够的强度、刚度和稳定性外，还必须力求轻巧。

This arrangement allows the crane to raise the second boom section beyond the horizontal,compensating for boom deflection when the crane is loaded,and also allowing for greater extension when headroom is limited.

这种设计安排可让起重机推动第二吊杆部分超越水平面补偿吊臂负载时吊杆偏转，也允许在余量有限的情况下作更大的程度扩展。

You call in that snake and nape|and get us some boom-boom now!

快给我呼叫蛇颈导弹，来点轰炸！

Using guyed tower middle line insulator string as an object, through analyzing of distance between cross arm and boom guy plumb plane, and projecting insulator string length, angle, conductor wind inclined angle, and sag to boom guy plumb plane, middle line insulator string tracking equations can be established.

以拉线塔中线绝缘子串为分析对象，通过对横担、拉线铅锤面间的距离分析，再将绝缘子的串长、角度，导线风偏角、弧垂投影至拉线铅锤面，在拉线铅锤面建立中线绝缘子串的轨迹方程，以带电体与拉线间的距离为限制条件，从不同角度计算出第1、2、3极限风偏角，取其中的最小值为极限风偏角。

Therefore, the in-depth research on the process of dynamic loads when braking ,the analysis about the causation and influence factor of the dynamic loads" emergence is necessary to the design of the circumgyrate machinery Aim at above problems, this text treats the portal crane"s boom system as a research object ,using finite element analysis and mechanism kinetics as theories foundation and analysis means ,utilizing ANSYS8.1 to research the dynamic effect of the crane boom under the circumstance of braking.

针对以上问题，本文以MQ4033门座起重机臂架系统为研究对象，以有限元和机械动力学为理论基础，运用ANSYS8.1对臂架系统在回转制动时的工况进行动力学分析，获得了臂架系统的模态特征以及在回转制动时的动力响应。

Professional persons analysis, the rate of increase in domestic orders in unstable conditions, this level does not Daibiao level of economic boom, even Ke Yi said that the absolute value of orders for new Jixie still small in absolute terms the level of economic boom, Germany Gong Ye still in the recovery period.

有专业人士分析，在国内订单年升率不稳定的状况下，此水平并不代表着经济繁荣时期水平，甚至可以说新增机械订单的绝对值仍旧小经济繁荣时期水平的绝对值，德国工业仍旧处于复苏时期。

The two stage telescopic lattice frame is composed of three boom sections sleeve-mounted together, tail end of the outmost basic boom frame is pivot-connected respectively with slewing mechanism and luffing mechanism on the chassis; the inner two section booms can telescope freely like a retractive antenna to change the delivering distance of the conveyor and the operating radius.

两级伸缩臂架由套装在一起的三节臂架组成，最外层的基础节臂架尾部和底盘的回转机构、变幅机构分别铰接，固定于底盘上；内层的两节臂架可如拉杆天线一般自由伸出和缩回，改变输递机的输送距离，从而改变施工半径。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。