Most good - quality cases have a secondary metal faceplate behind the case's fa ? ade.最良好的高质量的案件有次要 金属面板 背后的案件的外观.A cathode - ray - tube ( CRT ) faceplate made of transparent spinel ( MgAl 2 O 4 ) is developed.摘要透明尖...
以工业氧化铝 、 结合粘土 、 蓝晶石等为原料,应用聚苯乙烯球烧先注和可塑成形法研制成功了耐火隔热砖.The refractory insulating bricks were produced , taking alumina, soft clay, cyanite al as raw materials....
Pine of long flexor tendinous adhesion understands art, 12 routine!长屈肌腱粘连松解术, 12例行!Objective To explore the effective method for prevention of flexor tendon adhesion.目的探讨防止指屈肌腱粘连的有效方法.Objective To analyse the results of ...
Carnac set off at a canter.卡纳克小跑着出发了。She set off at a canter.她骑着马慢跑出发。She leaps in one bound onto her pony's back for a speedy canter around the ring.她纵身一跃骑上了马背,绕着场地策马慢跑。...
Consular invoices are declarations made at the consulate of the importing country.领事发票是进口国领事馆签发的一种申报书.Multiform inspections and quarantines are needed when palm oil is importing.我国与马来西亚有大量棕榈油进口贸易,检验检疫工作繁重且多样.Import quota...