并且，石油工业已经开发出可用于海底管道挖槽的遥控船，可以经过改造用来切割矿石，即使这些矿石在1.5千米以下也没问题。
The oil industry has also developed remotely-operated vehicles to make trenches for seabed pipelines, which can be adapted for cutting ore, even though it may lie much deeper, at, say, 1.5km down.
本文通过对国内外一些士槽的分析，设计了一种既适用于水田轮试验又适用于机耕船试验的水田土槽。
This paper describes in detail the design of an indoor paddy soil bin suitable both for paddy-wheel test and for floating boat test.
并在土槽中进行了单轮叶动力性能试验、水田轮轮叶相互干扰试验、机耕船牵引阻力试验、滑板阻力试验和插秧机牵引性能试验。
This Paddy soil bin was successfully used for tests in the dynamic performance of a single blade-lug, the motion resistance of floating boats, and the performance of skids and rice transplanters.
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