查询词典 chemical fiber

The bidirectional optical fiber transmission system is an important part of the optical fiber guided missile.

本文详细地介绍了光纤制导双向传输系统的特点、构成及工作原理。

Along with now the science andtechnology development, includes high tech each kind of new fabriclining textile fiber to arise at the historic moment, effectivelychanged performance and so on textile fiber intensity, elongation,module and elasticity, has satisfied the gym suit and other sportinggoods lining as far as possible in the waterproofing, the ventilation,maintains warmth, is wear-resisting, expansion and contraction,extends and so on moderately the many kinds of functions demand.

随着当今科学技术的发展，含有高科技的各种新型织物面料纤维应运而生，有效地改变了纤维的强度、伸长、模量及弹性等性能，尽可能地满足了运动服及其它体育用品面料在防水、透气、保暖、耐磨、伸缩度、舒适度等多种功能的需求。

The result makes clear, add ply of hempen fiber layer, unit weight, hind back cavity dimension, all can raise hempen fiber to be in medium, low frequency paragraph sound power absorption coefficient.

结果表明，增加大麻纤维层厚度、容重、后背空腔尺寸，均可提高大麻纤维在中、低频段的吸声系数。

Fiber layer ply increases, resonance absorbs frequency to increase to unit weight of; of shift of low frequency direction, sound power absorption coefficient increases in the begining more apparent, subsequently rate of hole of; of amplitude hasten delay increases, hempen fiber sound power absorption coefficient increases gradually.

纤维层厚度增加，共振吸收频率向低频方向移动；容重增加，吸声系数开始时增加比较明显，随后增幅趋缓；孔隙率增加，大麻纤维吸声系数逐渐增大。

In order to expand the utilization fields of wood and decrease the costs of carbon fiber,carbon fiber precursor from liquefied wood was prepared by soaking liquefied wood in the solution of hydrochloric acid and formaldehyde,after melt-spinning by adding hexamethylenetetramine.

为了扩大木材的应用领域和降低碳纤维的成本，以木材液化物为原料，加入六次甲基四胺熔融纺丝，经甲醛和盐酸溶液固化处理后获得木材液化物碳纤维原丝，利用IR、XRD、拉曼光谱分析仪等初步揭示了木材液化物碳纤维原丝在炭化过程中微结构的变化。

Among them, the antioxidant compounds can effectively remove free radicals and esters peroxygen compounds inside the body, and interdict the powerful cancerogenic substance N-ammonium nilrite compounds. It can not only greatly enhance the body's immunity, but also with effective functions in moisturizing the skin, anti-fatigue and anti-aging; the bamboo fiber contains the amino acid necessary for human body, having distinctive health-care functions on the skin; the bamboo cellulose, bamboo honey and pectin have the effects of moisturizing the skin and fighting fatigue. They can increase the body's microcirculating blood, activate the histiocyte, enable the body to produce heating effects, effectively regulate the nervous system and unclog the meridian; the bamboo fiber has no free electric charge, antistatic and relieves itching.

其中，抗氧-化合物能有效清除体内的自由基和酯-过氧化合物，阻断强致癌物质N一亚-酸氨化合物，不仅能显著提高机体免-能力，而且具有滋润皮肤和抗疲劳、-抗衰老的生物功效；竹纤维含有多种-体必需的氨基酸，对皮肤具有独特的-健功能；竹纤维素、竹密、果胶具有-滋润皮肤和抗疲劳的功效，能增加人-的微循环血流，激活组织细胞，使人-产生温热效应，能有效调节神经系统-，疏通经络；竹纤维不带自由电荷，-静电，止瘙痒。

A thinner cell well of kapok fiber can be observed and the percentage of hollowness in the fiber is as high as 90%.

目前对于木棉纤维的基本性能和混纺工艺已经有了一些研究[1—2]，不过

This hook-like cross section of fiber is beneficial to improving the linking strength between the metal fiber and base material in composite.

文中讨论了影响连续型金属长纤维制造的主要工艺参数，包括刀具法向前角、刀具刃倾角、拉屑力和拉屑角等。

The main technology parameters that may affect manufacturing the unbroken long metal fiber, including tool normal rake, tool cutting edge inclination angle, chip pulling force, and chip pulling angle, etc, are discussed. The cross section shape of long metal fiber manufactured by microsaw-chippulling combined cutting is hook-like.

通过对自旋转车刀加工金属长纤维的前期试验研究表明，尽量减小切削变形是切削制造金属长纤维的关键：通过对微锯-拉屑复合切削的切削机理研究，得知微锯-拉屑复合切削有很小的切削变形。

At the same time,in order to overcome by fiber composites poor adhesion to bring trouble, the processing of parallel Dyneema fiber, these fibers were stranded horizontal merger adopts special polymer adhesive bonding, it can be made and equipment from high-speed bullet fragments and similar bomb, the threat of injury.

同时，为克服因纤维粘合性差给复合材料加工带来的麻烦，由平行铺设的Dyneema纤维构成，这些纤维被横向绞合并采用特种聚合物粘合剂加以粘合，它可以使人和设备免遭高速子弹、炸弹碎片和类似的威胁的损伤。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48