例句與造句

1. It has a broader absorption band at 808 nm which is emitted by laser diode ( ld ) . therefore , nd : cngg is suitable for ld pumping , the ld pumped all solid - state lasers can be made by using nd : cngg . in this study , nd : cngg single crystals of 25mm in diameter and above 80mm in length were successfully grown by the automatically pulling method from the melt
   摻釹鈣鈮鎵石榴石(簡稱nd : cngg )是一種新型激光晶體,該晶體熔點低( 1470 ) ,具有無序結(jié)構(gòu),在通用的808nm半導(dǎo)體激光二極管( ld )發(fā)射波長區(qū)有寬吸收帶,因此很適合ld泵浦,可做成ld泵浦全固態(tài)激光器。
2. It's difficult to find pulling method in a sentence. 用pulling method造句挺難的