英语语法分析

This paper described PWO crystals grown by Bridgman technology for the first time.

本文首次报道了用坩埚下降技术生长钨酸铅（PWO）晶体；

An analysis for the growth process of PbI2 single crystal by bridgman method has been made.

本文分析了用布里奇曼法生长碘化铅单晶体的结晶过程。

Large size CaF_2 crystal has been grown by the Bridgman-Stockbarger method using a graphite crucible.

采用真空坩埚下降法在石墨坩埚中生长了大尺寸CaF_2晶体。