纳米技术学家们能够将DNA“砖块”连成一大片,或者将一条长链的DNA反复折叠以形成一个平整的表面。
Nanotechnologists could link DNA “tiles” into a sheet, or fold a long strand of DNA back on itself again and again until it formed a flat surface.
“你也可以在塑料板的任一表面画出线条,”迪克说,“那样折痕沿着不同方向进行折叠,你就能创造出更多复杂的结构。” 研究员推出一种电脑数据模型来解释整个工作过程。
"You can also pattern the lines on either side of the material," Dickey says, "which causes the hinges to fold in different directions.
折痕角度越大,吸热表面积越大,也可以折叠的更快。
Wider hinges also fold faster, because there is more surface area to absorb energy.
因为波带片表面是平的,他可以用塑料制作而成,然后折叠起来发射。
Because the plate is flat, it can be made of plastic and folded up for launch.
每个构筑物都采用了不同的折叠形式,目的是“唤起飞行”,并用与当地环境和野生动物相关的信息切割钢材表面。
Each of the structures is made in a different folded form, intended to be "evocative of flight", and has information related to the local environment and wildlife cut into the steel surfaces.
折叠。经过轧制或采用其它方式加工的金属沿着轧制金属表面折叠起来,但并未被熔合成完好金属。
Lap. Fold of metal which has been rolled or otherwise worked against the surface of rolled metal, but has not fused into sound metal.
在表面的'山',是一家高科技,环保型折叠皮肤系统。
The surface of the 'mountains' is a high-tech, eco-friendly pleated skin system.
结果表明,断裂由连杆小头A截面的表面缺陷(折叠裂纹等)引起。
The result has shown that the fracture was caused by such surface defects as fold crack in section a at connecting rod small end.
管线钢在轧制变形过程中,如果边角部金属延伸不均会产生折叠,压入钢板表面后形成“细线”缺陷。
The slimline defect was formed by the folds forced in the surface which was generated by the inhomogeneity of edge and corner elongation in rolling process.
每一个装置都有着不同的折叠方式,意指“令人回味的飞行”,而且暗示着当地环境和野生动物切入刚表面。
Each of the structures is made in a different folded form, intended to be "evocative of flight", and has information related to the local environment and wildlife cut into the steel surfaces.
结果表明,导致活塞销失效的主要原因是活塞销内表面在发动机装配使用前存在折叠裂纹。
The results indicate that the main reason causing the failure of the piston pin is fold cracks in inner-surface of the piston pins existing before that the engine is assembled and tested.
方法:临床确诊的糖尿病患者220例260眼,在表面麻醉下经透明角膜隧道切口,行白内障超声乳化及折叠式人工晶体植入手术。
Methods: With topical anesthesia, 220 cases (260 eyes) of diabetic cataract underwent phacoemulsification and foldable intraocular lens implantation through transparent limbal tunnel incision.
包装企业的产品种类繁多,从折叠纸盒到带有表面整饰效果的纸箱不一而足。
The wide variety of products manufactured by folding carton specialists ranges from simple folding cartons to cardboard with special surface finishing.
该工作台(12)包括适用于迫使要被折叠产品移向第一导向表面(32)的导向装置以及开在所述第一导向表面(32)上的第一主抽气孔(36)。
The table (12) comprises guiding means suitable for urging the product to be folded towards the first guide surface (32) and a first main suction hole (36) which opens on the first guide surface (32).
清洁承滴盘时,用热水就可冲洗掉多余溢出的面糊易于清洁和储存,用带清洁剂的湿布擦拭外表面,然后折叠手柄即可存放起来。
To clean the drip tray, rinse off excess overflowed batter with hot water. For easy cleanup and storage, wipe down the exterior with a damp, soapy cloth and fold the handle.
目的评价表面麻醉在超声乳化并折叠人工晶状体植入术中的优缺点。
Objective To evaluate the advantages and disadvantages of using superficial anesthesia in artificial lens implantation and emulsification.
该项目将包括一个山地折叠等一系列与外部建筑物表面,允许进行自然通风和包容的太阳能光伏板。
The project will consist of a series of mountain-like buildings with pleated exterior surfaces, allowing natural ventilation and accommodating photovoltaic panels.
目的 分析和探讨表面麻醉下高度近视眼白内障超声乳化折叠人工晶体植入术的安全性及疗效。
Objective To evaluate the effect and safty of phacoemulsfication and intraocular soft lens implantation operation with topical anesthesia in high myopia patients with cataract.
目的 分析和探讨表面麻醉下高度近视眼白内障超声乳化折叠人工晶体植入术的安全性及疗效。
Objective To evaluate the effect and safty of phacoemulsfication and intraocular soft lens implantation operation with topical anesthesia in high myopia patients with cataract.
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