The EP antiwear property is different that it contains different additives.不同的添加剂配伍,聚脲润滑脂的极压抗磨性也不一样.The antiwear & friction reducing mechanism of nano materials was summarized.综述了纳米材料的 抗磨 减摩机理.The antiwear hydraulic oil ...
The antiwear hydraulic oil had excellent lubricating, antioxidant, thermal stable properties.抗磨液压油具有突出的抗磨性,良好的润滑性 、 抗氧性和热安定性等特点.The development and application of ashless antiwear hydraulic fluid with high pressure are d...
I had neer seen a weighted, jangling, belly-swollen giant flop down a chimney and gaily dispense his largesse under a Christmas tree.我从来没见过一个沉重的、叮当响的、大腹便便的巨人扑通跳进烟囱，在圣诞树下快活地分发赐赠。...grateful recipients of their largesse.对他...
A good sharp dressing counterpointed the sweetness of the dried fruit.味道浓烈的上好调味品和香甜的干果形成有趣的对比。Florida oranges have a natural sweetness.佛罗里达柑橘带有一种天然的甘甜。a smile of great sweetness十分甜蜜的微笑...
Lichens, which grow slowly and live for many years, result from fungi and algae living together.地衣类植物生长速度慢,有好几年的寿命.其生长依赖于霉菌和海藻的共生.The canvas is also water - proof, cold - resistant and fungi - proof , thus meeting the ap...