2018
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Invention
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Yttrium-doped barium fluoride crystal and preparation method and use thereof. Disclosed are an yt... |
2015
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Invention
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Controllable splitting method for large current pulse and apparatus therefor. A controllable spli... |
2014
|
Invention
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High-temperature test fixture. A high-temperature test fixture. The fixture comprises at least th... |
|
Invention
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Calcium tantalum gallium aluminum silicate piezoelectric crystal and method of preparing same. Di... |
|
Invention
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Lead-free high-voltage active crystal material and preparation method therefor. The present inven... |
2010
|
Invention
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Piezoelectric crystal elements. A piezoelectric crystal element comprises a piezoelectric crystal... |