at-speed test
... atomizer 喷雾器 at-speed test 全速度测试 attach map 附带变换 ...
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同时，结合振动监测和声波测试结果，初步确定了黄麦岭边坡的安全速度阈值标准。
The safety threshold of velocity for the rock slope under explosion is proposed, and the study result has been successfully applied to Huangmailing phosphorus mine.
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