另外在使用的时后要稍微注意的是,5670系列的真空管为了降低干扰与噪声,结构里有一层内部屏蔽(Internal Shield),其引出的接脚为第五脚,在实际使用时最好要将第五脚接地,在多级直接交连的场合要注意其阴极-灯丝最大压差为+-100V,如果阴极与...
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internal shield ring 内屏蔽圈
Fixed - Shield Imploders were not causing internal damage.
修正-护盾内爆装置不造成内舱损害的错误。
When the lining wall was built, the internal forces change little during the cut of shield cave and the transportation of shield machine into or out of the well.
内衬墙修好后,盾构洞的开凿和盾构的进出洞,对连续墙内力的影响较小。
There are many factors that affect the internal forces and displacement of the shield tunnel segment lining.
盾构隧道管片衬砌的内力及变形受多种因素的影响。
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