It was pointed out that the crackles produced on vessels operating under wet H2S circumstance can only be detected effectively by the wet magnetic powder fluorescent method.
指出，只有采用湿萤光磁粉探伤法才能有效地检查在湿硫化氢环境下操作的容器可能产生的裂纹。
It was pointed out that the crackles produced on vessels operating under wet H2S circumstance can only be detected effectively by the wet magnetic powder fluorescent method.
指出，只有采用湿萤光磁粉探伤法才能有效地检查在湿硫化氢环境下操作的容器可能产生的裂纹。
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