所述的制造工艺主要包括合成及捏合橡胶、编上芳纶纤维线 及形成管胚、硫化处理、二段处理几个步骤。
The manufacturing method mainly comprises the steps of: synthesizing and compositing rubbers, weaving aramid fiber wires, forming proembryonal tube, sulfur treatment and two-process treatment.
两种蟹肝胰腺均由肝小管的单层柱状上皮构成,在光镜下可以区分出分泌细胞、吸收细胞、胚性细胞。
The hepatopancreas of the two crabs were built with simple columnar epithelia. Secreting, absorbing and embryonic cells could be distinguished.
应用推荐