He taught himself the harmonica, banjo and guitar, sometimes building the instruments out of materials he found.
他自学了口琴、班卓琴和吉他，有时还用自己找到的材料制作乐器。
To coordinate technology and equipment guarantees for national coal mine safety; organize safety supervision for the application of equipment, materials, and instruments and meters by the coal mines.
协调全国煤矿安全技术装备保障工作，组织对煤矿使用的设备、材料、仪器仪表的安全监察工作。
With the renewal of advanced instruments and means, it is necessary that breakthroughs be made in researches on wood-based carbonized materials.
随着先进的检测仪器与手段的日益更新，对木炭的研究实有必要更上一层楼。
Atomic force microscopy for the imaging of biological systems, and other techniques for surface and materials analysis are already, or may soon be, appearing as commercialized instruments.
用于生物体系成象的原子力显微镜等新的分析技术以及其它表面和材料分析的技术已经或即将推出商品化的仪器。
Although the foregoing materials and processes result in the production of effective instruments, the instruments are very heavy and expensive.
虽然所述材料和工艺造成器材的有效制造，该器材非常沉重并且昂贵。
The principles of DMA and functions of instruments are detailed, Somestudies on polymer materials by using DMA are also described.
本文详细阐述了动态力学各种方法的原理及各种仪器的功能；并描述了动态力学分析在高分子材料研究中的应用。
High precision instruments of measuring electrical resistivity and magnetoresistivity are needed to study the inner structure and resistance characteristic of nanocrystalline materials.
研究纳米材料内部结构和电阻输运机制需要有高精度的仪器来测量纳米材料的电阻率和磁阻。
This standard specifies the theory, instruments & equipments, test conditions & materials, test methods, results and calculation of the test method for fluidity of cement mortar.
本标准规定了水泥胶砂流动度测定方法的原理、仪器和设备、试验条件及材料、试验方法、结果与计算。
This machine is suitable for the magnetization of various hardware tools, instruments, ferrite, AlNiCo materials and etc. The voltage is adjustable.
五金工具、铁氧体、铝镍钴、各种仪器仪表充磁，电压可调。
The utility model relates to an epoxy paper glass cloth double-faced copper-clad plate, which is applied to the basic materials of different electronic devices, instruments and circuit boards.
本实用新型涉及一种环氧纸玻璃布双面覆铜板，用于各种电子设置、仪器仪表、电路板的基础材料。
The files management of college instruments and equipments is one of the most important component parts of college management of goods and materials.
高校仪器设备档案管理是高校物资设备管理工作的重要组成部分之一。
The system is based on patented technology comprising reusable instruments and a fixation implant manufactured from both bioabsorbable and polymer materials.
该系统是根据以及获得专利技术设计制造的，包括使用可生物吸收聚合体材料制造的可重复使用的工具和固定植入体。
The importation of equipment unit, industrial equipment, instruments and panels, categories of mechanical electric equipment, spare parts, metal materials and chemical industry materials.
主要负责进口成套设备、工程设备、仪器仪表、各类机电产品、备品备件、金属材料和化工材料等。
The advantage of fiber reinforced composites, materials selection, products varieties, examples and status of application for sports instruments are discussed.
主要从纤维增强复合材料应用在体育器材方面的优势，以及选材原则、产品品种、应用实例及现状等方面进行了阐述。
XXX is a company specialized in materials and related products for the chemical composition, physical performance analysis, testing instruments and equipment suppliers and service providers.
XXX公司是一家专业从事对材料及其相关制品的化学成份、5电脑公司简介、物理性能进行分析、检测的仪器设备的供应商与服务商。
XXX is a company specialized in materials and related products for the chemical composition, physical performance analysis, testing instruments and equipment suppliers and service providers.
XXX公司是一家专业从事对材料及其相关制品的化学成份、5电脑公司简介、物理性能进行分析、检测的仪器设备的供应商与服务商。
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