我船舶上的船员身体健康，我要求无疫通行证。
近几年来，重大船舶油污事故屡屡发生，给我国的水环境资源和国家财产、人民的健康和财产带来了极大的损害和威胁。
In recent years, increasing serious accidents of oil pollution caused by ships bring damage or threat to our country's property and people health.
目的观察船舶电磁辐射环境对船员健康和作业能力的影响。
Objective To observe the effects of electromagnetic radiation in ships on crew's health and performance ability.
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