During the welding process, when underwater welding power outputs high level, the system stops feeding wires and wires burn upwards with forming molten droplets.
在水下焊接过程中，脉冲电源输出高电平时，停止送丝，电弧稳定燃烧并形成熔滴；
Including fat content or feeding high fat diet resulted in increasing the diet concentration but without decreasing milk fat level, and lowering acidosis risk.
在奶牛日粮中添加适量的脂肪或高脂饲料，可提高日粮浓度，且不会降低乳脂率，也不会引起瘤胃酸中毒。
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