In addition, several tens of thousands of seabirds are reckoned to be killed every year by an entangling mass of flotsam-fishing gear, grocery bags and the like.
另外，每年约摸有一万多的鸟被水上残骸缠死——诸如一些捕鱼装置，食品袋。
2
On the basis of exploration and demonstration, SBSD bulk setter and mass flowmeter was combined to replace the oval gear setters.
在考察、论证的基础上，用SBSD批量给定器和质量流量计配套使用来代替椭圆齿轮设定器。
3
The model is used to understand a series of formulae, for example, mean single tooth stiffness, gear pair mesh synthesizing stiffness, effective mass, nature frequency and critical rotating speed.