Step wedge for determining the correct exposure time for papers and slides and for determining and mutual coordination of the hardness of the degree of negative undpositiv

• 1. 用于确定图像帧的曝光时间的方法和装置 [P] . 中国专利： CN107771391B . 2020.06.05
• 2. 用于治疗和预防神经胶质瘤的药剂、脑肿瘤恶性程度标志物、脑肿瘤预后标志物、确定脑肿瘤恶性程度和预后的方法以及抑制肿瘤增殖的抗体 [P] . 中国专利： CN113597315A . 2021-11-02
• 3. stufenkeil to identify the right belichtungsdauer for papers and slides, and determining and mutual coordination of the haertegrade of negative undpositiv [P] . 德国专利： DE000000571372A . 1933-02-27

  机译： 斯图芬克伊尔确定合适的纸张和载玻片，并确定负无定形的积分并相互协调

• 4. Method and apparatus for determining the time intensity integral of the exposure of a negative onto photographic paper [P] . 美国专利： US3944362A . 1976-03-16

  机译： 用于确定负片在相纸上曝光的时间强度积分的方法和设备

• 5. device for determining the exposure time to waehlenden paper and copying photographic negative [P] . 德国专利： DE000000568980A . 1933-01-26

  机译： 用于确定白纸曝光时间并复制照相底片的设备

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• 2. An examination of union-management contracts to determine the degree to which the parties have negotiated explicit employee involvement programs in unionized settings: An analysis of the auto, grocery, health services, paper, steel, and telecommunications industries. [D] . Yim, Seong Jae. 1999
• 3. Assessment of radiopacity of restorative composite resins with various target distances and exposure times and a modified aluminum step wedge [O] . Arash Poorsattar Bejeh Mir, Morvarid Poorsattar Bejeh Mir 2012
• 4. METHODS TO DETERMINE COMPLEX DEGREES OF MUTUAL ANISOTROPY FOR THE DIFFERENTIATION OF HEMORRHAGES IN THE HUMAN BRAIN SUBSTANCE RESULTING FROM TRAUMATIC AND NON-TRAUMATIC GENESIS [O] . Marta Garazdiuk, Viktor Bachynskіy, Olena Nechytailo, 2020
• 5. Aviation Safety: FAA Has Taken Steps to Determine That It Has Made Correct Medical Certification Decisions [R] . 2008

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