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Check stock rail：基本护轮轨

Check screw 止动螺钉 | Check stock rail 基本护轮轨 | Check valve 单向阀,止回阀

check ring：挡圈

check list 校审单 | check ring 挡圈 | check valve 逆止阀

check ring：档环

check receiver 监控接收机 | check ring 档环 | check ring 止动环

check ring：止动环

check ring 档环 | check ring 止动环 | check rope 防松索

check ring：扣環

"系缆柱","check post" | "扣环","check ring" | "限制环","check ring"

pump check ring：泵止回簧

pump check ball 泵止回球 | pump check ring 泵止回簧 | pump check valve ball 止回阀球

check roller：扣拨器滚轮

169. check reset key ==> 校验复位键 | 170. check roller ==> 扣拨器滚轮 | 171. check screw ==> 止动螺钉

check roller：(方形穴播机尺度索)拨扣器滚轮, 过结器滚轮

check rod || 牵条, 抑止杆 检验棒 | check roller || (方形穴播机尺度索)拨扣器滚轮, 过结器滚轮 | check routine || 检验程序

check stopper：止索

check specimen 检验用样件 | check stopper 止索 | check sum 检查数

check stopper：下水制动器

"防松索","check rope" | "下水制动器","check stopper" | "止回阀","check valve"

Minstrel Show：化装黑人乐队的演出

show cause 提出正当理由 | minstrel show 化装黑人乐队的演出 | medicine show 走江湖卖药

punctual aspect：準時式;準時體;一次體

punched card 穿孔卡片 | punctual aspect 準時式;準時體;一次體 | punctuation 標點符號用法