经久

Hydraulic cylinder piston seal for the L-cups, the Plug Valves sealing performance and durability.

液压缸的活塞密封件为L型皮碗，其密封性能好，经久耐用。

Samples weretaken in a non-irritating way. Result: When canceration was observed, surgical operation was performed immediately.

对经久不愈的溃疡和瘢痕，在不激惹局部组织的情况下，进行组织活检，一旦确诊恶变，即刻手术治疗。

The tie-dye cloth colored with plant dyestuff is of natural color and lustre, fastness, the fibers remain good and strong, and enjoyed by the people from other countries.

用植物染料染制的扎染花布色泽自然，褪变较慢，不伤布料，经久耐用，颇受发达国家的欢迎。

Rubber is a light, elastic, durable and water-resistant material, which makes rubber industry very important.

橡胶是一种质轻、富有弹性，经久耐用和防水的材料，因此橡胶工业就成为十分重要的工业。

Rubber is a light , elastic , durable and water-resistant material , which makes it a very important material in industry.

橡胶是一种质轻、富有弹性、经久耐用并能防水的材料，这就使它成为工业上的一种非常重要的一种原料。

Rubber is a light, elastic, durable and water-resistant material, which makes rubber industry very important.

橡胶是一种质轻、富有弹性、经久耐用和防水的材料，因此橡胶工业十分重要。

3 Rubber is a light, elastic, durable and water-resistant material, which makes rubber industry very important.

橡胶是一种质轻，富有弹性，经久耐用和防水的材料，因此橡胶工业十分重因此橡胶工业十分重要。

By carefully refined fruit charcoal powder, can burn, prolonged bears, a piece of charcoal burning can usually 50 minutes to an hour, and burning process smells, Arab heavy water is charcoal, noble incense with carbon and religious charcoal can 38MM 33MM in diameter.

由精选果木炭粉精制而成，一点即可燃烧，经久耐烧，一般一小块炭可以燃烧50分钟到一个小时，且燃烧过程中散发清香，是阿拉伯水烟枪用炭，贵族熏香用炭及宗教用炭。

Objective To investigate the repairing effect of seeded pinch skin grafts for the durable and recalcitrant skin defect.

目的 观察改良点状植皮对经久不愈创面的修复作用。

Durable impactand heatresistant housing.

致密的防热涂层经久耐用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。