| ประโยคภาษาจีน : 中文句子 | 
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|  rú guǒ如果  huá lún滑轮  jiàn cáo键槽  de的  cháng dù长度  duǎn短  yú jiàn cháng于键长  de的  yí bàn一半  wèi为  bǎo chí保持  yùn zhuǎn运转  píng héng平衡  kě tōng可通  guò过  jiā gōng加工  suō duǎn缩短  cǐ此  jiàn键  chú qù除去  de的  jù lí距离  wèi为  jiàn键  duān端  chāo chū超出  huá lún滑轮  jiàn cáo键槽  duān端  cháng dù长度  de的  yí bàn一半 | 
| If pulley keyway length is less than this length, rework long key by removing one-half of excess length between pulley and end of key to maintain balance. |