目的探讨轻比重液腰硬联合麻醉用于老年患者下肢手术的有效性和安全性。
Objective To discuss the feasibility and safety of using specific gravity bupivacaine in combined spinal and epidural anesthesia in aged patients undergoing lower extremity surgery.
结论小剂量轻比重蛛网膜下腔-硬膜外联合麻醉对行下肢手术的老年骨折患者是一种疗效确切，安全可靠的麻醉方法。
Conclusion Small dose hypobaric spinal-epidural anesthesia for lower limb surgery in elderly patients with fracture is an effective and safe and reliable method of anesthesia.
这些团队为轻比重的合成材料结构、耐热和耐应力的发动机材料、有助于实现其设想的空气动力学模型提出了不同的改进建议。
The teams recommended a variety of improvements in lightweight composite structures, heat- and stress-tolerant engine materials, and aerodynamic modeling that can help bring their ideas to reality.
三：手感飘：岫玉的比重较低（假定我没记错，应该在2.57支配），所以感叹比拟轻，不会像翡翠那样打手。
Three: feel gone: jade has a lower specific gravity ( if I remember, should be in the 2.57 control ), so the exclamatory compared light, not like jade as beater.
与金属类及无机类微孔过滤介质相比，高分子微孔过滤介质的比重小于1或接近1，重量轻。
Compared with metal and inorganic microporous filter media, the specific gravity of polymer microporous filter media is less than 1 or close to 1, and having light weight.
具有良好膨松性和比重轻的特点，使得面料轻，柔，暖。
Has the good bulkiness and the proportion light characteristic, causes the lining to be light, supple, warm.
且机用打包带具有超长超薄、比重轻、单位成本低且弹性好、韧性强、拉力好、粘贴力强的特点。
The binding straps for mechanical use feature super length and super slimness, light specific weight, low unit cost, good elasticity, flexibility and tensile strength and strong adhesion.
羊绒纤维细、比重轻，同样厚薄的羊绒衫就比羊毛衫要轻。
Cashmere fiber thin, light weight, the same thickness of the cashmere sweater than lighter.
羊绒纤维细、比重轻，同样厚薄的羊绒衫就比羊毛衫要轻。
Cashmere fiber thin, light weight, the same thickness of the cashmere sweater than lighter.
应用推荐