本文介绍了一种汞盐可逆光色涂层.The optical properties of a recoverable mercury salt photochromic paint were studied.逆光 ( 侧逆光 ) 片三点定标的关键在于控制中点.Backlight ( side surface ) tablets experimrnets uncalibration is the key point.向上倾斜时要注意逆光问题.B...
这家航空公司亏损达3,500万美元，而澳航出资帮助其摆脱了困境。The airline had losses of $35m and was bailed out by Qantas.上半场以21：3领先的法国队有8个达阵得分。The French, who led 21-3 at half time, scored eight tries.英国许多海滩连最起码的卫生标准都达不倒。Many of Britain's beach...