A number of windows have been fitted with clear perspex 观鸟屋的木窗改用透明胶片材料以增加屋内的透光度。
2.
The research progress of the aeronautical perspex aging is presented including aging properties , experimental method , and atmospheric aging lifetime 摘要介绍了航空有机玻璃老化的研究现状，包括老化性能研究、实验方法研究和老化寿命研究。
3.
The thoron chamber with the size of 350mm x 250mm x 180mm was made of the perspex . five holes were drilled on the two side with the size of 2 50mm xi 80mm for thoron source input or sampling 用有机玻璃制成(气土)积累箱，尺寸为350mm 250mm 180mm ，在250mm 180mm的两个侧面上打了五个孔，用于充源或取样。
4.
Mythbusters host , adam savage ( terrified of spiders ) bravely put his entire arm into a perspex box filled with what seemed to be hundreds of the spider version of daddy long legs 一个“神秘的小家伙”节目的主持人，亚当.撒瓦格（他害怕蜘蛛） ，他勇敢地把他一只胳膊，伸进一个装满了看起来象是有成百只的“长腿爸爸”的透明塑料箱子里。
5.
A mythbusters host , adam savage ( terrified of spiders ) bravely put his entire arm into a perspex box filled with what seemed to be hundreds of the spider version of daddy long legs 一个“神秘的小家伙”节目的主持人，亚当.撒瓦格（他害怕蜘蛛） ，他勇敢地把他一只胳膊，伸进一个装满了看起来象是有成百只的“长腿爸爸”的透明塑料箱子里。
6.
7 rotary mudflat birdwatching hide has been changed from two small metal locks into a central , wooden lock to reduce the noise caused when windows are opened and closed , and to make opening and locking the windows more easy and effective . a number of windows in three birdwatching hides have been fitted with clear perspex so that visitors can look out of the hide without opening the windows , and to make it slightly brighter inside for moving around . should you have any comment on these improvement works or other matters , then please e - mail lew young 改善项目包括：在7号观鸟屋及泥滩上的扶轮社观鸟屋改用木制窗门锁，以减少开关窗门时发出的声响，并改善窗门不能上锁的情况把5号观鸟屋泥滩上的狮子会观鸟屋改装木制门锁，以改善木门不能紧闭的情况以及把5号及7号观鸟屋的木窗挖空，并加上胶片以增加屋内的透光度，避免观鸟人仕给木椅?倒受伤等。
