spare roll 中文意思是什麼
spare roll
解釋
備用軋輥-
The main production equipment is as follows : lathe, grinding machine, puncher, cold mound machine, drilling machine, tapping machine, roll silk machine, rub silk machine, polishing machine, quench equipment, etc. 150 with the hands, measure advanced and perfect testing equipment, have fast better spare part development ability
主要生產設備有：車床、磨床、沖床、冷墩機、鉆床、攻絲機、滾絲機、搓絲機、拋光機、淬火設備等150臺套，檢測試驗設備先進完善，具有快速較強的零部件開發能力。 -
Metso paper service ' s offer extends over the roll services, spare parts services and mill site services
美卓造紙機械公司技術服務中心的業務范圍涵蓋輥子服務，備品備件及現場服務。 -
Always carry the camera and flash in bag with one extra roll of film and spare batteries
在照相包內應裝有相機、閃光燈、多餘一套膠卷及一副電池。
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