Iron, nickel, copper, silver, gold, iridium , or ruthenium may be included as cocatalyst metals.铁 、 镍 、 铜, 银 、 金, 铱或钌,可用作复合催化剂金属.Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collisio...
to launch an iridium satellite发射铱星Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collision , Iridium had a group of sixty - six satellites in orbit.在这些卫星陨落之前, 铱星 公司有66颗卫星在轨道上运行.Iron, n...
It can repair xerosis cutis.它能够修护皮肤上的干燥皴裂.Physical examination showed xerosis and pigmentation on his low extremities, and the skin touched hard.皮肤科检查示双下肢皮肤干燥、僵硬伴明显色素沉着.Common agents for the treatment of xerosis are mois...
The car slid down the steep gradient into the river.汽车滑下陡峭的斜坡掉入河中.This indicates a hydrodynamic condition with a very marked potentiometric gradient.这说明水动力条件具有很明显的位能梯度.4 gradient arrays marked A, B, C and D were set up.布...