WLL abbr. 无线本地环路(Wireless Local Loop)
- If you wll agree with me , I shall tell you everything about it .
同意)如果你同意我的观点,我将把一切都告诉你。 - On a per-line basis, the cost for WLL fans from $500to $1000 and is decreasing, while wireline telephony provisioning can run as high as $2500 per subscriber.
就每条线路而言,WLL的成本在500-1000美元之间,并且还在下降,而有线电话的设备成本高达2500美元。 - When hoisting any large or heavy equipment off the catwalk always check the Working Load Limit (WLL) of the air winch, or use the travelling block or crane if available.
当从猫道上提升体积大或较重的设备时,要检查气动绞车的额定工作负荷,或使用游车或吊车(如果有)。