1) Lenticel
[英]['lentisel] [美]['lɛntə,sɛl]
皮孔
1.
The exocarp was composed of one layer epidermis, stomata and lenticel which was developed from dermatogen and the mesocarp was composed of parenchyma and vascular bundle.
皮孔由表皮母细胞直接分裂形成。
2) mud cake on the wall of borehole
孔壁泥皮
1.
According to the borehole diameter shortening and drilling tool jamming accident in Yilan,the basic reason was thought to be rapidlythickening mud cake on the wall of borehole in crack development in some rock stratum with high permeability and absorbency,but not to be rock expanding.
针对依兰煤田钻探施工中出现的钻孔缩径挤夹钻具事故,提出产生事故的根本原因不是因岩层本身膨胀所致,而是由于某种岩层裂隙发育,渗透性良好,吸水性强,使钻孔孔壁泥皮迅速增厚所致,并提出预防事故的具体措施。
3) surface blowhole
皮下气孔
1.
Discussing various influence factors of ductile iron's surface blowhole defects indicates that bringing various gases in the molten metal or on the interface with the sand mould is inevitable.
对影响球墨铸铁件皮下气孔的各种因素分析表明,铁液中气体的产生有其必然性,通过减少气体的发生量以防止皮下气孔的方法并不是都能奏效。
2.
After summarizing some tests having been done by others, it is found that MgO plays an important role in forming surface blowhole in ductile iron casting.
通过对前人所做皮下气孔试验的总结,认为MgO的存在是产生这一缺陷的关键因素,并就相关现象进行了理论分析。
3.
After summarizing some tests having been done by others,it is found that MgO plays an important role in forming surface blowhole in ductile cast iron.
通过对以往所做皮下气孔试验的分析总结,认为MgO的存在是产生该缺陷的关键因素;设计了新的试验方案、给出了试验结果;在对相关现象进行了理论分析的基础上,提出了MgO促进皮下气孔形成的机理,同时讨论了生产实践中常见的解决方案。
4) skin between factures
孔间表皮
5) pinhole
[英]['pɪnhəʊl] [美]['pɪn'hol]
皮下气孔
1.
The general morphology features of pinhole defect was described;some view points on the formation mechanism of pinhole was proposed.
介绍皮下气孔常见特征;对产生皮下气孔的形成机理进行分析;结合生产实践提出了消除皮下气孔缺陷的措施,包括减少气源和改善排气。
6) epithelial opening
上皮孔
补充资料：桑茎横切，示皮孔
李正理提供
[图]
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条