The massive Koksan guns are about 14m long (much longer than most artillery pieces) so would be a tight fit in most positions.

体形庞大的谷山炮长约14米(比常见炮长)，在多数阵地都能作为固定阵地。

youdao

The washer shall be clinched to the stud end with a tight slip fit to an interference fit.

由滑动配合的相互作用力使垫片咬紧于螺栓。

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Only a small distance needs to be fit tight for sealing the plastic (maybe 4mm) maybe I will put some plating on the inserts later to prevent corrosion and make it easy to remove.

只有一些近距离的需要封紧塑胶件(也许是4毫米)，或许我以后会给镶件电镀以防止腐蚀和方便移动。

youdao

Only a small distance needs to be fit tight for sealing the plastic (maybe 4mm) maybe I will put some plating on the inserts later to prevent corrosion and make it easy to remove.

只有一些近距离的需要封紧塑胶件(也许是4毫米)，或许我以后会给镶件电镀以防止腐蚀和方便移动。

youdao