Cardiovascular disease has been among the gravest diseases with morbidity and mortality both ranking the first overtaking that of tumours, posing severe threat to mankind.
心血管疾病是当今世界上威胁人类最严重的疾病之一，其发病率和死亡率已超过肿瘤性疾病而跃居第一。
Pressure bump mostly occurring in developing workings is a hazard posing severe menace to mining operations.
冲击地压是一种严重威胁矿井生产的灾害，大部分发生在采准巷道。
Pressure bump mostly occurring in developing workings is a hazard posing severe menace to mining operations.
冲击地压是一种严重威胁矿井生产的灾害，大部分发生在采准巷道。
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