upper-frame

基本解释

In the upper frame, note the ileocecal valve, and several darker oval Peyer's patches are present on the mucosa.
下图显示肠道集合淋巴结（黏膜下层淋巴组织集中的地方）。
T he side car is connected to main body with two ball couplings and to upper frame with two rods.
他一边连接到汽车的主体有两个球联轴器和框架上有两个燃料棒。
upper frame and stator base system
上机架与定子机座系统
Triple action movement of the upper and lower stripping frames with lower spring loaded stripping pins; Upper and lower stripping tool mounting frame be pulled out for job set up and make ready; Motorized upper frame suspending hoister.
三联协动式清废装置，动作和谐、精准有力，可有效清除各种异形废料；双层抽屉式清废上、下模具可迅捷装卸、调校清废工具；上框采用电动控制提升装置。
Tears are secreted by an organ under the upper eyelid.
眼泪由上眼睑下面的器官分泌。