Objective To obtain the whole length gene of dragline.
目的为获得蜘蛛拖丝蛋白全基因。
The effect of casting blast could influence working performance of dragline and cost of production in open-pit.
在露天矿抛掷爆破中，爆破效果的优劣影响到拉斗铲作业效率及露天矿生产成本。
The selection of dragline is a key problem to be handled when applying dragline for open cast in surface mining.
露天矿应用拉斗铲倒堆工艺的关键问题首先要做好拉斗铲的选型。
Buckets are in operation in Australia operating on UDD dragline machines. The feedback has been extremely positive.
铲斗在澳大利亚的UDD拉斗铲设备上使用，用后反应极好。
A new study reveals that dragline silk, the stuff spiders use to rappel, has a molecular structure that makes it resilient to twisting.
悬在丝上的蜘蛛身体为什么不容易晃动？法国研究人员发现，原来蜘蛛丝中含有一种特殊的分子结构，能使蛛丝富有弹性，很容易克服摆动。
Characterised by its strength and elasticity, dragline silk is six times stronger than nylon and steel fibre of the same diameter, the paper said.
报道说，这种蜘蛛丝的强度和弹性非常高，在同样的直径下，蜘蛛丝的强度是尼龙丝和钢纤维的6倍。
The microstructures of Bombyx mori fibroin and dragline, egg-case silk fibers of Araneus Ventricosus spider were studied by atomic force microscopy (AFM).
利用原子力显微镜研究了蚕丝丝素、蜘蛛牵引丝及其内外层包卵丝的微观结构。
The company provides state of the art fabricated dragline buckets, drag chains, rigging, dippers, excavator buckets, hydraulic face shovel buckets and truck bodies.
性能优越的拉斗铲，索具，电铲，挖掘机铲斗，液压挖斗和卡车车斗。
At least three spiders produce dragline silk that, if spun into thicker strands, could be as strong as the nylon and carbon fibers used in high-performance aircraft.
至少有三种蜘蛛能产生牵引丝；假如把这些丝结得更粗，它们就会像用于高性能飞机上的尼龙和碳纤维那样牢固。
"Dragline" silk is used to create the supporting strands that anchor the endpoints of an orb web to tree branches overhanging rivers or lakes and forms the radial threads in the web.
“牵引”蛛丝作为支撑股，用来将圆网的一个个终点固定在外悬在河湖之上的树杈上，形成一种辐射状。
Araneus Ventrous spiders abroad distribute to everywhere in China. Some properties of three kinds of the spider silk fibers were studied which were dragline, framework and egg-case silks.
因此，要使蜘蛛丝的力学性能在人造生体高分子纤维上得到表达，研究其性能的结构机理和形成这种结构的方法原理是至关要的。
Researchers at Rothamsted Research redesigned the model to allow for elasticity and flexibility in the spider's dragline, its most sturdy line of silk used for moving about and snagging prey.
罗瑟斯塔研究所的研究人员重新设计了蜘蛛运动模式，让最强韧的用来四处活动和阻挡猎物的牵引丝具有弹性和柔韧性。
The taper VR dragline bucket is a fully fabricated bucket, designed around the same principle of specific service intervals in which critical areas are replaced during the life of the bucket.
锥形vr拉斗铲铲斗也是全组合型铲斗，铲斗的关键部位根据同一原理按设计的特定维修周期更换。
This paper introduces CONCURRENT ENGINEERING(CE) deeply with new ideas and facts, combining the domestic and abroad reference documents and development of hydraulic crawler dragline excavator.
本文以并行工程为中心，同时结合我公司液压履带拉铲开发项目，对并行工程的理论和实际应用进行了深入的研究。
The mechanical properties of the Araneus Ventrious spider dragline silks were studied at variable conditions, humidity, spider's weight, crawling way, to understand spider's spinning mechanisms.
为进一步探索蜘蛛丝的成丝机理，研究了不同个体大小，不同生存方式，不同环境湿度的大腹圆蛛牵引丝的拉伸性能。
Objective To clone and express the hexamer of the gene of spider dragline silk protein, as a foundation of further research on the functions of the dragline silk protein gene of different lengths.
目的克隆与原核表达“牵引丝蛋白基因”单体六聚物，为开展具有不同长度系列的“牵引丝蛋白基因”单体多聚物的功能研究奠定基础。
Objective To clone and express the hexamer of the gene of spider dragline silk protein, as a foundation of further research on the functions of the dragline silk protein gene of different lengths.
目的克隆与原核表达“牵引丝蛋白基因”单体六聚物，为开展具有不同长度系列的“牵引丝蛋白基因”单体多聚物的功能研究奠定基础。
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