operation use time

常见例句

Packaged assembly and modified structure are easier to use and permit less operation time.
快装式组件更改结构使用更方便降低手术时间。
The utility model has convenient use, short operation time and controllable liquid medicine spraying and can continuously and evenly spray vaporific liquid medicine.
它使用方便、操作时间短、喷雾药液可控、能连续均匀喷散雾状药液。
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Article 7 Safety facilities in mine construction projects must be designed, constructed and put into operation and use at the same time with the principal parts of the projects.
第十五条矿山使用的有特殊安全要求的设备、器材、防护用品和安全检测仪器，必须符合国家安全标准或者行业安全标准；不符合国家安全标准或者行业安全标准的，不得使用。