Use high speed oscillation cobbra , ensure all parts of products have same strength during oscillation ,prolong tester lifespan, decline failure rate.
采用高速振动头同步振动,保证在振动时各部位产品受到
力
情况一致,并延长试验机
及故障率
降低。
Use high speed oscillation cobbra , ensure all parts of products have same strength during oscillation ,prolong tester lifespan, decline failure rate.
采用高速振动头同步振动,保证在振动时各部位产品受到
力
情况一致,并延长试验机
及故障率
降低。
Dendrochronology A method of archaeological dating by the ANNUAL RINGS of tree, used when the lifespans of living and fossil trees in an area overlap.
在一定区域内当生活树木以及化石树木
有重叠时,通过树木
年轮来推测考古学年代
方法。
An oystercatcher searched in Lincolnshire was a record 36 ages old, and a razorbill, average lifespan 28 ages, was discovered alive in Gwynedd 37 ages despite it was ringed.
科技,在林肯郡
一只蛎鹬居然已活到了36岁;在格温内思郡
一只海雀已有37岁高龄,而海雀
平均
为28岁。科技
还
了一只善飞
燕鸥。
An oystercatcher found in Lincolnshire was a record 36 years old, and a razorbill, average lifespan 28 years, was discovered alive in Gwynedd 37 years after it was ringed.
科学,在林肯郡
一只蛎鹬居然已活到了36岁;在格温内思郡
一只海雀已有37岁高龄,而海雀
平均
为28岁。科学
还
了一只善飞
燕鸥。
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