其中一篇是东北大学的笹野高史和他的同事写的，他们指出老年人对鲜味灵敏度的丧失与整体营养不良有关。
One of them, by Takashi Sasano of Tohoku University and his colleagues, suggests a link between loss of sensitivity to umami in the elderly and poor overall nutrition.
为保证川东北地区罗家寨、铁山坡构造高含硫气井长期采气高抗硫要求，2003年起，从国外进口了部份套管头和采气井口。
In order to ensure the requirement of high anti-sulfur in Luojiazhai and Tieshan sour gas well, some casing heads and gas-producing wellheads have been imported since 2003.
从地势看，整个城市的东北部高，西北部低，东南部还有一片缓缓向渤海倾斜的平原。
The northeastern part of the city is high while the south western part is low topographically, with a southeastern plain tilted gradually downward to the Bohai Sea.
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