PROBLEM TO BE SOLVED: To improve fitness in a girth direction of a body liquid absorptive underwear composed of briefs and a body liquid absorptive pad fitted to the inside thereof. SOLUTION: A brief-type diaper 1 being an example of the disposable brief- type body liquid absorptive underwear...
日前,36氪接触到了一家AR/VR显示模组供应商「惠牛科技」。成立于2017年的惠牛科技,以AR模组研发起家。据亿欧网报道,惠牛科技发布的共轴空导光学CA50曾于2019年上半年获得了上万数量的量产订单,预计将于2020年初完成全部交付。 据了解,此模组视场角可达50度,分辨率为1920*1080,屏幕亮度最高可达3000nits,重量为9.8...
X.400电子邮件实现加密,签名等安全功能,必须要有证书管理机关来为用户签发证书.证书管理机关不可能只有一个,并且还需与其它系统互通证书.因此,采用分级的方法把多个证书管理机关组织起来,从而使用户能快速,有效地互相验证证书,同时使不同系统的证书也能互相验证.本文对X.400下的证书管理作了一些研究,实现了基本框架模...
假定苯丙酮尿症(AR)的群体携带者频率是0.01,则 ( ) A. 表兄妹婚配后代发病率为1/400 B. 表兄妹婚配后代发病率为1/800 C. 表兄妹婚配后代发病率为1/1600 D. 表兄妹婚配后代发病率为1/3200 E. 表兄妹婚配后代发病率为1/6400 点击查看答案 你可能感兴趣的试题 不定项选择甘汞电极的电极电位随电极内KCl...
有一绝热箱子,中间用绝热隔板把箱子的容积一分为二,一边放1mol 300K,100kPa的单原子理想气体Ar(g),另一边放2mol 400K,200kPa的双原子理想气体N2(g),抽去绝热隔板,让两种气体混合达平衡,混合过程的熵变为: A 2.14J/K
更多“某锅炉的蒸发量P为400t/h,当排污率D为1%时,求此锅炉的排污量?”相关的问题 第1题 某锅炉排污率为1%,在额定负荷时排污量为4t/h,则其额定蒸发量是()。 A.400t/h B.40t/h C.100t/h D.4t/h 点击查看答案 第2题 某锅炉连续排污率P为1%,当其出力为610t/h时排污量DPW为多少?
The service triad: modelling dialectic tensions in service encounters Models of service encounters are often fraught with reductionism, describing business relationships as mathematical combinations of dyadic constellations. ... E Andersson-Cederholm,S Gyimóthy - 《Service Industries Journal》 被引量: 22...
摘要: PROBLEM TO BE SOLVED: To obtain the reliable sealing performance even if variation is- generated in the shape of a weather strip for a sun roof or in the attaching position of a flange to be inserted, and also to prevent the appearance of a car body from being deteriorated....
PURPOSE:To decrease assembly man-hours and simplify operation, and to improve measurement performance by constituting the center part of pressure transduction in a sensor assembly state. CONSTITUTION:A sensor assembly 12 is incorporated in a housing 11, and a sensor chip 18 is adhered directly to ...