他买了一些乘地铁用的辅币.He bought some tokens for the subway.面值十分的辅币比五分面值的辅币小, 虽然价值双倍.The 10 - cent coin is smaller than the 5 - cent coin, although it is worth twice as much.你在入口处那儿把辅币塞进投币孔.You slip the token into the slot at the ...
Objective To evaluate the necessary of peripheral iridectomy ( PI ) in cataract extraction and trabeculectomy surgeries.目的探讨周边虹膜 切除 术在白内障合并青光眼联合手术中的必要性....
可为煤气炉扩径和炉箅研制工作提供参考.It is helpful to the gasifier modification , such as furnace enlargement fire grate improvement, etc.环式烧结机炉箅条主要失效形式是烧蚀和折断.The main failure forms of fire bars in cycle type machine are burning erosion a...