| 释义 |
block system ˈblɒkˌsɪstɪm 短语¹⁸⁰⁰⁹⁸⁺¹
基本例句
分区开采法; 闭塞系统; 框图系统; 闭锁系统; 闭塞方式; 分区切块开采法; 区划法
Every product that folds shall have a latch system that requires positive action on the part of the user to permit folding of the product.每个有可折叠机构的产品，均需有闭锁系统来确保折叠这个动作是有用户来操作的。 |