在某种程度上,这是由于涡轮螺旋桨具有强健的力学特性,而部分原因是由于“空中拖拉机”的油箱有橡胶膜紧密围绕弹孔使得泄漏减缓。
In part, this is because of the robust mechanics of turboprops and in part because Air Tractor's fuel tanks have rubber membranes which close around bullet holes to slow leaks.
基于泄漏的严重程度,止漏成为了一道技术上的难题。
The great depth of the leaks from the rig makes staunching them a huge technical challenge.
虽然自20世纪90年代以来科学家对北极地下的甲烷及其泄漏的可能有所了解,但这项研究是首次记录到这个程度的文献。
Although scientists have known about the methane under the Arctic - and its potential for leakage -since the 1990s, the study is the first to document it to this degree.
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