The 22-ton stainless steel propellers on the icebreaker Louis S. St-Laurentpause in their work pushing the Canadian vessel through frozen waters-allowing a diver to venture near.
Louis s. St - Laurent破冰船上重达22吨的不锈钢推动器停止工作了，它正在帮助加拿大商船安全穿越结冰的水域。之所以停止工作，是因为旁边有正在冒险的潜泳者。
A tentative plan is therefore put forward, concerning the production scale, product variety and equipments needed for production of stainless steel in phase II construction of Zhujiang st...
最后就珠钢续建工程生产不锈钢的生产规模、生产品种、装备配置提出了初步设想。
A tentative plan is therefore put forward, concerning the production scale, product variety and equipments needed for production of stainless steel in phase II construction of Zhujiang st...
最后就珠钢续建工程生产不锈钢的生产规模、生产品种、装备配置提出了初步设想。
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