BUNa - N is a general purpose oil resistant polymer known as nitrile rubber.
丁腈橡膠(BUNa-N )是一種多用途抗油品腐蝕聚合物,稱為腈橡膠.
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Buna - N disc valves limited to 180 H temperatures.
丁腈橡膠閥瓣閥門的溫度限制在180℉以下.
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Ten thousand desperate fighting men, their backs to the sea, held the final perimeter at Buna.
一萬名殊死抵抗的士兵, 背海作戰(zhàn), 在布納守住了最后一道防線.
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