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The working principle of the single-phase voltage-source 4-quadrant converter is introduced.
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摘要介绍了单相电压型三电平四象限变流器工作原理。 |
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The working principle, application range, merits and demerits of internal feedback speed regulation, variable-frequency speed regulation, and hydraulic coupler speed regulation are presented, as well their applications in power plants.
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摘要介绍火电厂电动机调速方案中的内馈式调速、变频调速、液力偶合器调速原理、适用范围和它们的优缺点，在火力发电厂的应用实例。 |
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The working principle, characteristics and types of on-line tunable diode laser spectral analyzer are described. Its development prospect is discussed.
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摘要介绍了可调谐激光二极管激光光谱分析器的工作原理、性能特点和结构形式，说明了该仪器在在线过程分析中的优势，对其发展远景作了讨论。 |
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The working principle, operation cost, advantages and the application of the MIEX-DOC magnetic ion exchange water treatment system are described in detail with its key technology herein.
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摘要通过详细阐述MIEX-DOC离子置换水处理系统的工作原理、运行成本、先进性及应用情况，对“麦克氏”离子置换水处理技术进行了全面介绍。 |
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The working state and deformation property of the structure of sheet-piled wharf renovated by the barrier pile project at berths 14, 15 of Jingtang harbor were studied with centrifuge model tests.
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摘要结合京唐港(上标#)14、(上标#)15泊位板桩码头升级改造工程，运用离心模型试验技术对采用遮帘桩方案进行改造的码头结构受力状态和变形特点展开研究。 |
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The working temperature of flame retardant and fire resistance materials selected in this products is 150℃ and the oxygen index of the materials is more than 30.
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本产品选用的阻燃防火绝缘料，护套料工作温度为150℃，材料氧指数大于30. |
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The workings of these machines are inaccurate.
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这批机器运行不准。 |
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The workload models are useless and meaningless the represent user and application domain. (2) They are designed for one specific data model.
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1．针对特定的应用领域，其测试工作量模型并无法代表使用者的需求。 |
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The workman accidentally drilled a hole in the gas main.
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那个技工意外地在煤气总管上钻了一个洞。 |
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The workman and his wife from the west country are busy digging to make bricks of the kiln.
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西乡来的工人和他的妻子正忙着替砖窖挖土。 |
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The workman had a finger cut off by the machine.
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这个工人的一个手指被机器轧断了。 |
