protection class

基本解释

All vibration motors comply with protection class IP65 against contact, dust and water splashes.
所有的振动电机符合防护等级IP65防接触，灰尘和水溅。
In the former one, we can search by species classification information, protection class and distribution area etc.
综合查询框中可实现对物种分类信息、保护级别、分布区的单独查询及组合查询。
Explosion proof and protection class for instrument shall be met according to the requirements of Technical Specification, and relevant quality certificate documents shall be provided.
必须满足技术规格书对仪表防爆及防护等级的要求，并提供相应的质量证明文件。

He'd gone to Kentucky and drunk lots of Bourbon once, he carried an umbrella, that sort of middle class symbol of protection, and he is chased from the throne in 1848.
他去过肯塔基州,嗜好波旁威士忌,他有一顶保护伞,即他是中产阶级的象征,他在1848年被王室追捕
耶鲁公开课 - 1871年后的法国课程节选

Water will not penetrate the camera even when directly sprayed with jets of water from every direction corresponding to Protection Class 6 (IPX6).
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In exchange, the tobacco firms would gain protection against further class-action lawsuits and punitive damages.
ECONOMIST: Chewing up tobacco
Enterprise-class DDoS protection on the low-end typically costs a few thousand dollars and rises steeply from there, sometimes reaching as high as six figures.
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