The cantilever of the amphitheater clearly designates a protected entry.
露天剧场的悬梁明显地指定为一个受保护的入口。
The ac power lines should be protected at the origin (building entry point) and at each of the succeeding protection zones within the building.
电力线的入线端(即建筑物入口端)以及建筑物内随后的各防护区处都应加以防护。
The gob-side entry driving in the fully-mechanized coal winning face can be protected successfully by using the anchored cable and rod supporting system.
采用锚杆、锚索支护系统成功地维护了综放沿空掘巷，保证了综放面顺利回采。
If you post an entry, your email address will be protected, no need to worry about junk mails.
投稿人的电邮地址受到保护，不用担心垃圾邮件。
If you post an entry, your email address will be protected, no need to worry about junk mails.
投稿人的电邮地址受到保护，不用担心垃圾邮件。
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