操作电脑时将鼠标放置的位置过高，使手腕在操作中需背屈成一个难受的角度，并保持紧张状态，也会引起腕管组织增生。
Computer operation when placing the mouse position is too high, ShiShouWan in operation will back QuCheng a bad Angle, and keep the nervous state, can also cause carpal tunnel tissue hyperplasia.
纲后，人邦电网监管反逐步背更具激励性败本加败管造改变，败本加败管造的中口题纲非如何使管造机构核订的无效资产最大化。
At present, China's grids regulation policy has gradually been converted to a more incentive mode of the cost-plus regulation which core issue is how to maximize the regulated asset.
规格：高背，中背，弯管。
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