金属成型润滑剂 Beruform KFP 17 冲压拉伸油 Beruform VSM 106 Beruform STO 856 Beruform STO 844 Beruform STO 155 C Beruform STO 1356 Beruform STE 5023 BERUFORM STO 8006 BERUFORM STO 3446 阀类润滑油脂 BERULUB PALFLUID BERULUB FU 5 BERUSOFT 30 BERULUB FO 34 BERULUB SIHAF 2 高温低温防...
initiator, diffusing another monomer having different refractive index, and then completing polymn. by a polymerizing means such as heat. ;CONSTITUTION: A reactive monomer MA which produces a crosslinked polymer PA having refractive index NA is polymerized in an imperfect state to form a polymer ...
A plant cultivation and support structure in the form of a strongly hygroscopic block having a flat base, an indentation located in the top large enough to hold a seed or a seed pellet, an open bore leading from the bottom of the indentation to the base, and at least one transverse chann...