lifter washer check  挺柱垫圈检查

check digit check  检验位检验

Check in and check out  检入、检出功能

check sum check  校验和校验

machine check and program check  机器检查与程序检查

Plain Washer， Flat Washer  平垫

Spring Washer， Retaining Washer  弹垫; 弹簧垫圈

a check of achievement and effect  绩效考核

A Check-up System  考核方式

a quick check  快速检测

Abdominal check  腹部检查

abnormal spot-check  异常抽查

acceleration check speed  檢查加速情況速率

acceptance check  验收; 核收

Acceptance check evaluation  验收评价

acceptance check for equipment  设备验收

acceptance check of work  工程验收

accepted check  保付支票

access check  存取检查; 门禁