单管的

Professor Spinks said carbon nanotubes were so far only 10 centimetres long, often impure, and there were the logistical problems of building a continuous ribbon.

Spinks教授说单壁碳纳米管目前为止只有10厘米长，经常含有杂质，并且建造这样一根连续的带子还有后勤上的问题。

Chapter 4 dissertates the work principle of Single-Pole Single-Throw PIN switch and Single-Pole Double-Throw PIN switch respectively.

第四章分别论述用PIN管设计的单刀单掷开关和单刀双掷开关的工作原理。

Under the single-point excitation,the transient dynamic response curves in time domain and frequency-domain were calculated.

在单点激励的载荷作用下，计算了两种波纹管在时域和频域内的瞬态动力学响应。

The laser diode and the chip of the laser diode driver and the 4∶1 multiplexer,which are realized in different materials and processes,are fabricated on one same ceramic substrate using a film circuit to make up one opto-electronic integrated circuit,i.e.,an OEIC.The chip and the diode are realized with a 0.35μm CMOS process and with wet etching,polymer planar, and lift-off technologies, respectively.The module is encapsulated with a wing shell.

该发射机采用薄膜电路和激光焊接耦合技术将高速集成电路和光电子器件进行混合集成，其中高速集成电路是采用0.35μm硅CMOS工艺实现的单片4∶1复接器加激光驱动器芯片，光电子器件是采用湿法腐蚀、聚合物平坦和lift-off等技术实现的激光器芯片，最终混合集成模块采用蝶形管壳进行封装，体积小、性能优良。

In the riverine wetland, there are 96 species of vascular plants belonging to 87 genera and 41 family and their biodiversity indexes lie between 0.099-1.191, plant community is of simple structure and the advantaged species is planted outstandingly, mostly single excellent community. There are also certain amounts of wetland birds, a large percentage of which are Ardeidae, Gallinula chloropus and Tachybaptus ruficollis .

拟建的化工园区沿江湿地共有维管植物41科87属96种，多样性指数介于0.099-1.191之间，植物群落的结构比较简单，优势种突出，大多为单优势群落；湿地鸟类种类比较丰富，以鹭类、黑水鸡、小鸊鷉所占比例较大：沿江圩田粮棉区为高产稳产地区，粮食作物以水稻、小麦为主。

In this paper, a Si-doped armchaired single-walled carbon nanotube (7, 7) and a perfect SWCNT (7, 7) are investigated using the classical molecular dynamics simulations method. The inter-atomic short-range interaction is represented by empirical Tersoff bond order potential.

用分子动力学方法对扶手椅（7，7）单壁碳纳米管掺杂下的结构和力学性能进行了计算机模拟研究，在分子动力学模拟中，采用Tersoff 短程相互作用势描述原子间的相互作用。

Thrissakarnrnalensis was the basal pelagic phytoplankton feeder,while Trachurus japouicu was commonly feed in seagrass circumstance.GC/C-IRMS analysis was applied to fish,zooplankton and demersal species.

建立GC/C-IRMS技术测定生物体单分子脂肪酸碳稳定同位素的方法，应用于长江口毗邻海域主要生物种类带鱼、小黄鱼、黄鲫等海洋鱼类，桡足类、箭虫、水母等浮游动物，中国毛虾、周氏新对虾、中华管鞭虾等底栖生物的研究。

AFM observation further indicates that the sidewalls of SWCNTs are helically wrapped by DNA, which results in stable SWCNTDNA complexes.

AFM结果进一步证明DNA均匀缠绕在单根离散的碳纳米管外壁，形成稳定的SWCNTDNA复合物。

AFM observation further indicates that the sidewalls of SWCNTs are helically wrapped by DNA, which results in stable SWCNT-DNA complexes.

AFM结果进一步证明DNA均匀缠绕在单根离散的碳纳米管外壁，形成稳定的SWCNT-DNA复合物。

Many industries use helically and spirally coiled heat exchanger tubes for single-phase, evaporating, and condensing flows.

在很多工业领域中，螺旋管式热交换器都得到广泛的应用，它可适用于单相流体、蒸汽以及可压缩流体的流动。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。