But if using wire to fix pallets at tail, at least pallets will not fall down when opening door.
但如果用铁丝固定木托,至少在开门时,木托不会掉出来。
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The formed split end and tail cracking of wire rod during rolling are a common sight.
线材轧制过程中轧件出现劈头与尾裂是常见现象。
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脉冲电压峰值开始衰减较快,然后衰减趋于平缓,在放电线末端电压峰值又重新升高。
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