短語詞組

短語

• pre bent compound beam 預(yù)彎復(fù)合梁
• Crossbar Bent Continuous Beam Law 縱橫彎曲連續(xù)梁法
• pre -bent combination beam 預(yù)彎組合梁
• level bent beam 水平折梁
• bent beam gauge 彎注型電離真空計
• bent beam ionization gauge 彎束型真空計
• compound bent beam 復(fù)合曲梁
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