Biopsy channel should be in the range of operation and avoid of affecting sentinel lymphatic channels.

操作通道应该位于手术切除范围，同时要尽量避免前哨淋巴结引流通道。

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When problems occur, they are usually due to clear overloading or underloading; but a relatively wide range of operation is possible between these extremes.

通常出现问题是过载或欠载引起的，但是在允许值之间的相对范围是比较宽的。

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The proximity detection feature allows a large range of operation for accurate distance detection, such as in a cell phone when the user positions the phone close to their ear.

接近检测功能，可以将大范围的操作进行精确距离检测，如在当用户定位手机靠近其耳朵一个手机。

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The U.S. Coast Guard inspects each cruise ship that docks in the U.S. every year for a range of issues, from operation of backup generators to the lifeboats.

NPR: No Central Agency Oversees, Inspects Cruise Ships

This unusual approach gives Mr Pohl the freedom to delve into an extraordinarily diverse range of topics, including the operation of neutrino observatories, the physics of rainbows, the principles of plate tectonics, and how to search for fossils in your office's marble lobby.

ECONOMIST: Good sport

Lord Justice Elias said there was an obligation to provide thick gloves at the time to protect against the risk of injury as the operation could involve her carrying out a whole range of tasks, not just removing the plants.

BBC: Hampshire PC to keep almost ?5,000 damages for cut thumb