目的：根据潜艇用一氧化碳分析仪技术战术指标要求，对该仪器进行电磁兼容性能试验。

Purpose:To make an electromagnetic compatibility test in accordance with the technical requirements for the CO analyzer aboard submarines.

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本文综述了日本的潜艇用钢及其焊接材料的各项焊接性能试验情况。

Welding properties of submarine steel and welding consumables of Japan were presented in this paper.

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选用水面舰艇用945钢和潜艇用921a钢，研究了不同焊缝外形尺寸对爆炸试验中三缺口试样的中央缺口开裂行为的影响。

Using 945 steel and 921a steel, this article studies the effect of weld profile and size on the cracking behavior of a central notch in a three-notch specimen for an explosion bulge test.

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