柵極金屬 的英文怎麼說
中文拼音 [zhàjíjīnzhǔ]
柵極金屬
英文
gate metal-
Double grid air counter ( dgac ) is a better useful nodestructive testing tool that was developed and researched in recent years and its advantage is real - time test by the emission of the low - energy electrons from the microcrack of the metal material
雙柵極空氣計數管是近年來開展研製的一種無損檢測的有力工具,其特點是可根據金屬材料微裂紋處低能電子的發射實現實時檢測。
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