‘壹’ 美军S787/S788轻型方舱的详细结构图纸和使用材料(包括蒙皮芯材拼仓型材主要结构件)
S-788
PerformanceSpecifications:
SpecificationMIL-S-44408
Weight:
TypeI-608lbs.
TypeII-650lbs.
TypeIII-633lbs.
Payload:3,300lbs.
RoofLoad:
SnowandIce-40lbs./sq.ft.
PersonnelandEquipment-660lbs.overa2sq.ft.area
FloorLoads:
Uniform-65lbs./sq.ft.
Concentrated-1000lbs.overa2sq.ft.area
PointLoad-125lbs.overa1sq.in.area
InsertLoading:
InsertSize
10-32
1/4-20&up
Torque
8ft.lbs.
10ft.lbs.
Pullout
800lbs.
1000lbs.
TemperatureExtremes:
Operating:-65°Fto+125°Fplussolarload
Non-operating:-80°Fto+160°F
HeatTranfer:
TypeI-0.50BTU/hr./sq.ft./°F
TypeII-0.56BTU/hr./sq.ft./°F
TypeIII-0.56BTU/hr./sq.ft./°F
RFIShielding:ndplanewavesmeasuredIAWMIL-STD-285
Watertightness:
LiftingEyes:Four(4)eyeswith3in.insideclearance.5,000lbs.
TowingEyes:Four(4)eyeswith3in.insideclearanceIAWMIL-STD-209
Features:
RoofAccessSteps:Four(4)
AccessLadder:
Options:
Generatortunnel(TypeIII)
Generatortunnel,escapehatchandCBpurgevalve(TypeII)
‘贰’ 倾家荡产悬赏高人解答一极度高深的问题:骨骼动画的几种蒙皮算法的比较!
最最节省时间的肯定还是LBS,而效果最好的是对偶四元数方法,对偶四元数法不会出现线性方法带来的一些在扭曲时的塌陷问题,避免调节权限等,多了不说了,对偶四元数法很新,建议去参考下论文《skinning with al quaternions》,可以交流一下子