They are one of the most popular types of battery for portable electronics, with one of the best energy-to-weight ratios, no memory effect, and a slow loss of charge when not in use.
他们是在便携电子产品领域中最流行的一种电池类型,具有最好的能重比,没有记忆效应,并且在不使用的情况下,充电损失比较慢。
The physical model of cantilever board in bench blasting is firstly presented and based on the hypothesis, a formula for calculating the charge weight in the MS delay bench blasting is also derived.
首先提出台阶岩体爆破的悬臂薄板物理模型,并在此基础上建立了台阶多排微差爆破的炸药量计算公式。
The physical model of cantilever board in bench blasting is firstly presented and based on the hypothesis, a formula for calculating the charge weight in the MS delay bench blasting is also derived.
首先提出台阶岩体爆破的悬臂薄板物理模型,并在此基础上建立了台阶多排微差爆破的炸药量计算公式。
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