They checked in their luggage and found seats in the departure lounge.他们办完行李托运，到候机室找了座位坐下。Let's meet in the cocktail lounge at the Hilton.我们在希尔顿酒店的酒吧间碰头吧。Clara had been reading in a lounge chair under a shady tree.克...
缓慢的流速足以防止还原剂的散失.A low rate is enough to prevent flushing of reductants.还原的烟酰胺核苷酸对固态酶可以起还原剂的作用.Reduced nicotinamide nucleotides can function as reductants to nitrogenase.许多金属冶炼操作中需要碳作为还原剂.Carbon is needed as a reducing ag...
Suetion devices are inadequate in gravels or very porous soils.吸水装置对砂砾或非常疏松的土壤是不适用的.They may form concentrated pockets in gravels.它们可能在砾石堆积物中形成富集的矿囊.Graves are a mix of gravels, clay and sand carried out by the river.它混合...