KDS is a leading global manufacturer of crystal and crystal products.
KDS是全球领先的Crystal以及晶振产品生产商。
KDS Crystal oscillator with the international advanced manufacturing processes and for product quality control, each product can meet your design requirements.
KDS拥有国际先进的Crystal晶振的制造工艺以及对于产品质量的管控，每个产品都可以满足您的设计要求。
Methods: Single blinded study was conducted in 38 aged ma le with KDS, who were randomly divided into 2 groups treated with WZYZP and placebo respectively for 3 months.
方法：38例男性老年肾虚者采用单盲法，随机分为五子衍宗丸治疗组和安慰剂对照组，服药3个月。
Model KDS-115 hydraulic releasing tool is developed, which solves the problem of torque transfer by designing a claw-groove structure between the upper sub and fishing head.
针对这种情况，研制出KDS— 115型液压丢手工具。 该型工具通过设置上接头与打捞头之间的凸爪凹槽结构，解决了以往丢手工具不能传递扭矩的问题；
Model KDS-115 hydraulic releasing tool is developed, which solves the problem of torque transfer by designing a claw-groove structure between the upper sub and fishing head.
针对这种情况，研制出KDS— 115型液压丢手工具。 该型工具通过设置上接头与打捞头之间的凸爪凹槽结构，解决了以往丢手工具不能传递扭矩的问题；
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