您要查找的是不是：
- high and middle pressure valve 高中压阀门
- high and middle pressure cylinder 高中压缸
- high and middle pressure cylinders efficiency 高中压缸效率
- ZHEJIANG ZHEDONG HIGHA AND MIDDLE PRESSURE VALVE MAKING CO., LTD 浙江浙东高中压阀门制造有限公司
- Welding of thick pipe in high and middle pressure cylinder 高中压汽缸厚壁接管的焊接
- Silver brazing repair of vertical link flat surface leaking in high and middle pressure cylinder 汽轮机高中压缸垂直结合面的银钎焊补漏工艺
- High and middle pressure pump 高中压泵
- The self strengthening mechanism of high and middle manganese steel hardfacing layer was also presented. 阐述了中高锰钢耐磨堆焊层的自强化机理。
- The industrial experiements show that this method is suitable for changing the small and middle pressure SHF steam boilers into natrual circulating warm-water boilers. 通过工业试验证明，本方法适合中、低压SHF型蒸汽锅炉改造为自然循环热水锅炉。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- The company is mainly specialized in manufacturing sofa made corium cloth weaving of high and middle grade ximengsi . 主要生产高、中档席梦思真皮布艺沙发。
- Low Pressure Valve Options and Accessories Misc. 低压阀门备选件和附件。
- DG and DGR multi-stages pumps are used for feeding low and middle pressure boiler water or for pumping other middle pressure water. 其德阳入口，D型水平方向；DG、DGR为垂直向上；其吐出口均为垂直向上。
- The alloy is suitable for making wear resistant parts such as bush, axle sleeve and worm wheel etc. undor the conditions of high and middle load at the middle and low speed. 合金主要用于制作高、中载,中低速不同工况条件下工作的轴瓦、轴套、蜗轮等耐磨件。
- At the same time Bcl-2/Bax expression ratio in high and middle dose group significantly increased compared with simple DBI group(P<0.01). Bcl-2/Bax表达比均明显高于损伤组(P<0.;01)。
- High and middle dosage group of MBC have significantly abirritation effect.Middle and low dosage group of MBC have a little anti-inflammation effect. 结论 补骨胶囊高剂量有明显的抗炎作用和高、中剂量具有明显镇痛作用，中、低剂量抗炎作用稍微弱些。
- The high and low pressure valves, their hydraulic control logic circuit, the problems and their countermeasure in bypass control system in Xisaishan Power Plant were analyzed in brief. 简要分析了高、低压旁路阀门、油站控制的逻辑以及旁路控制系统在西塞山发电厂的运行中出现的问题及其解决措施。
- I've searched high and low for my lost pen. 我到处寻找丢失的钢笔。
- But with real diamond it contests the chromo for beautiful and polished, so it was usually used as the material of high and middle grade Accessory. 但因其美观且光泽度可以和真钻石媲美,所以常常用作高、中档饰品材料。
- Months of high and low sales average out over the year. 销售额高低不同的月份按全年统算达到一般水平。
