40年代前，船海不是靠蒸汽推动，都是由人力拖到上游。有的船重达120吨。
Until the 1940s, when boats were powered by their own steam, vessels weighing as long as 120 tons were pulled upriver by human muscle.
这款机动游艇，顾名思义，长58米，宽38米，总计为宾客提供3400平方米的面积，船重2400吨。
The motor yacht is, as the name suggests, 58 metres long and 38 metres wide, providing a total guest surface area of 3, 400sq metres, and weighs in at 2, 400 tonnes.
如果钢比水重，为什么船能在海上漂浮？
If steel is heavier than water, why are ships able to float on the sea?
如果钢比水重，为什么船能在海上漂起来。
If steel is heavier than water, why are ships able to float on the sea.
与常规柴油不同，船用柴油包含一些重质燃料油。
Marine diesel oil contains some heavy fuel oil, unlike regular diesels.
你如何将植物纤维一个个地用手折断，然后把它们变成一根足够结实到可以系住一艘重达数千吨的船的绳子呢？
How do you take plant fibers that individually you could break with your hands and turn them into a rope that's strong enough to moor a ship that weighs thousands of tons?
采用SEBF重腐蚀防护技术的船用水泵，在公司内的试验台架上进行模拟海水的对比试验。
Contrast test simulating seawater has been performed on Marine pumps using SEBF sever corrosion prevention technology on the test bench in the Company.
野径云俱黑，江船火独明。晓看红湿处，花重锦官城。
Wild diameter cloud all black, river boat fire alone Ming. Drenched, weight jinguancheng flowers.
船进入第一个船闸后，调度员关闭800吨重的门。
After the ship enters the first lock, the controllers close the 800 ton doors.
单级全平衡重垂直升船机是三峡工程的最重要的组成部分之一。
The one-way, single-step vertical shiplift with counterweight is one of the most important structures in the Three Gorges project.
船员们正在排干所有的重桶，以令船能够浮在水面。
The sailors were bailing all of the heavy barrels to keep the ship afloat.
《船山遗书》的重刻发行，是作为组建“理（礼）学经世”文化秩序这一工程中的重要组成部分，受到了曾国藩的高度重视。
Republication of Chuan Shan' s Surviving Books is an important par t of founding process of the cultural order and was regarded highly of by Zeng G uofan.
船用柴油推进主机作为船舶主动力装置，其作用十分重要。
The marine push diesel engine as the main power equipment of marine, the station is very important.
若设计者想让船的速度更快，就必须建造又大又重，而且动力更强的船舰。
If ship designers want more quickness, they have to build bigger, heavier ships with a lot more power.
若设计者想让船的速度更快，就必须建造又大又重，而且动力更强的船舰。
If ship designers want more quickness, they have to build bigger, heavier ships with a lot more power.
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