refuse discharge sluice 矸石出料溜槽
refuse discharge amount 垃圾排放量
refuse discharge technique 排矸工艺
discharge of refuse 垃圾任意排放
To refuse payment, to dishonour: The drawee refuses to discharge a draft when it falls due for payment.
拒付汇票到期要求付款时，受票人拒绝支付汇票上的款项叫做拒付。
Surface subsidence and the discharge of refuse, wastewater and waste gas constitute the main impact of coal mining on the environment.
煤炭开采过程中对环境的主要影响有地表塌陷破坏和废石、废水、废气的排放。
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