查询词典 crane

I return to the studio, looks at the paper crane, instantly uses the pen to annotate to the life awe, and for this theme is "Paper Crane", the black red main key indicates that buried in people heart of hearts disconsolateness, the paper crane also expressed it to the life call and the helpless.

我回到画室，看着纸鹤，即刻用笔诠释了对生命的敬畏，并为这幅画题为《纸鹤》，黑红色的基调预示着埋藏在人们内心深处的惆怅，纸鹤也表达了它对生命的呐喊和无奈。

And concrete pipe installation methods based truck crane and combination of truck crane and gantry crane are severally introduced.

连续下坡和载重汽车的结合对于载重汽车驾驶员和其他驾驶员存在着潜在的危险。

In a word,virtual prototype study of double link jib system of portal crane is a trial that apply advanced design analysis, emulation techniques in design of portal crane and offers efficient tool and method to design portal crane that is economic, credible stable and high performance.

总之，门座起重机组合臂架系统的虚拟样机研究，是先进的设计、分析、仿真技术应用于门座起重机设计中的初步尝试，为起重机虚拟设计、动态设计和结构分仿真分析提供了有力的工具和实现方法。

This paper analyses the operation characteristic of portal jib crane,and discuss selecting principle and calculation formulas of motor and capacity which frequency inverter and it's brake type and accessory of the AC variable frequency and speed regulation applied to portal jib crane , finally introduce case which CHV190 inverter applied in portal jib crane .

本文分析了门座式起重机的运行特点，详细阐述了英威腾 CHV190起重机专用变频器用于门座式起重机调速时的电动机、变频器及其制动方式的选型原则和变频器周边设备的容量计算方法，最后介绍了 CHV190变频器在门座式起重机中的应用案例。

Sandhill Crane, is also named Canadian Crane and Brown Crane.

沙丘鹤亦称加拿大鹤、棕鹤。

There is no any successful experience to use for reference in home. After analyzing research and application in this domain in foreign countries, and through self-thinking, practice and creativity, project group of SMU developed two type of container crane training simulator to meet our teaching: one is hardware-in-the-loop training simulator of container crane, the other is digital training simulator of container crane.

在国内尚无任何成功经验借鉴的情况下，上海海运学院课题组在分析了国外同行在该领域的研究及应用情况的基础上，通过独自摸索、实践创新，开发出了适合自身教学需要的两套集装箱起重机仿真训练器：半实物集装箱起重机仿真训练器和全数字集装箱起重机仿真训练器。

In addition, oil fields at sea frequently require installation work, which is why the 3,000 short ton crane was developed. With its 90-meter jib, a 100-ton hoisting block, a total crane weight of over 2,200 tons and its height of over 75 meters, this crane is truly a 'big guy', even by Huisman standards.

另外，海底油田常常需要进行安装工作，这也是开发3000短吨级起重机的原因。90米长的起重悬臂，100吨中的起重滑轮，全重超过2200吨，高度超过75米，即便按照豪氏威马的标准，这台起重机也是一个真正的"大家伙"。

In main structure assembly, construction method of piece assembly and section assembly will be applied for this project. For piece assembly, it's characterized with simple construction, easy preparation resulting in high frequency assembly and convenience, and also crane post can be changed to meet different members assembly. That is, short crane post is used to lift column, while lengthened crane post is used to lift roof trussing.

本工程拟采用分件吊装和节间吊装法综合的吊装方法进行主体结构吊装，分件吊装法的特点是施工内容单一，准备工作简单，因而构件吊装的效率较高，且便于管理，可以利用更换起重臂长度的方法分别满足各类型件吊装。

The company has undertaken large workshop and deep foundation trench construction with high content of technique and complex equipment (super 60M span heavy single-layer steel structure),large dock project,manufacture and installation of 300T large span gantry crane,60T portal crane,150T large span bridge crane,The company wonWhite Yulanaward for its highrise office building,Jin Gangaward for its steel-structured bridge works,Shen Gang Cupquality structure of malarge rine traffic engineering for its large dock project,etc.

公司曾承接过技术含量高，装备复杂的大型（跨度达60MM的超大跨度重型单层钢结构）工业厂房和深基坑工程，大型船坞项目，300T大跨度的门式、60T门座式、150T大跨度的桥式起重机械制造和安装。其中高层商务楼曾获&白玉兰&奖；钢结构桥梁工程获&金刚奖&；大型船坞项目获水运工程优质结构&申港杯&奖等荣誉奖章。

With the uprising movement of Chinese railways and progress of electric railroad, the small tonnage full hydraulic railway crane becomes more urgently needed for development with characteristics of fast speed self-propelled running and high speed in train formation, hence, the high level requirement is resulted in terms of train formation and self-propelled running speed of railway crane. For 20t universal railway crane, features such as running with the load and weight lifting due to high hauling capacity are required besides hook lifting, bucket grabbing and magnetic panel lifting.

随着我国铁路事业的不断壮大，电气化铁路的发展，开发小吨位的自力走行速度快、回送速度高，能满足电气化线路的立杆作业的全液压铁路起重机迫在眉睫，对铁路起重机的回送和自力走行速度有了更高的要求。20t多功能铁路起重机，即具有吊钩、抓斗、磁盘吊3种功能外，还具有一定带载走行以及因牵引能力大也可作为吊车机使用。

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。