But he does manage to track down some elements traders who will sell him magnesium salvaged from ships and radium from the glowing hands of old wristwatches.
但他确实设法追查到了某些元素贸易商,从他们手中买下了从沉船中打捞的镁和老式手表发光指针上的镭。
In view of the needs of developing sea-river-through container ships in China, a comprehensive study and analysis of design elements of this ship - form is presented in this paper.
本文针对我国开发江海直达集装箱船的需要,对该型船舶的设计要素作了较全面的研究和分析。
Human elements is discussed, contributory factors of ship oil spill accidents is analyzed, and the solutions to prevent and cure pollution of ships are proposed.
简述了人为因素及其特点。分析了船舶溢油事故的成因。从人为因素的角度提出防治船舶污染的思路。
应用推荐