... tubular shape 管状 tubular spring 管泉 tubular support 管架 ...
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... 笙珊瑚 Tubipora 管状泉 tubular spring 管齿目 Tubulidentata ...
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Tubular spring balances 手提式管状弹簧秤
Spring tubular 管泉
tubular r spring 管泉
spring tubular pressure gauge 弹簧管压力表
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The source chamber is conflated four-way cross , a very simple tubular 900 electrostatic deflector and a new spring-clamp GaAs crystal mounting design to provide uniform crystal heating .
该十字型四通道装置内有一非常简单的900静电偏转器，新型的用于固定晶片的弹簧夹子可保证晶片加热均匀。
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