7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO.
事先没有赛科公司的书面批准，不允许有永久焊接的支撑杆、熔化性嵌条和不可熔嵌环。
| 单词 | written approval |
| 例句 |
英语例句库
7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO. 事先没有赛科公司的书面批准，不允许有永久焊接的支撑杆、熔化性嵌条和不可熔嵌环。 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
川普首次新闻发布会合集 His role will be to scrutinize the new deals and actions and any new deal must receive written approval. 他的职责是审查新交易和行动，任何新交易都必须获得书面批准。 川普首次新闻发布会合集 The written approval of the ethicsed a vuzer will be required for new deals, and transactions that could potentially raise ethics concerns. 新交易和可能引起道德问题的交易将需要有道德的 vuzer 的书面批准。 |
| 随便看 |
英语例句辞典收录519880条英汉例句词条，基本涵盖了全部常用单词的造句方法及例句，是英语学习的有利工具。