导管或微管管胞在横切面上的孔洞，即胞腔。阔叶树材的导管在横切面上呈孔穴状称为管孔。
syrinx ; pore ; tube hole ; siphonopore
毛管孔隙 capillary pore ; capillary interstice ; capillary porosity ; Interstice capillary
单管孔 [植] solitary pore ; pore solitary
管孔藻 [古植] solenopora ; solenoporian algae
管孔藻科 [古植] solenoporaceae
径向复管孔 radial pore multiple
管孔团 pore cluster
管孔链 pore chain
毛细管孔隙 capillary pore ; capillary interstice
管孔腕类 Siphonotretacea
With the data of predecessors’studies, the process of manual govern and ecological rehabilitation soil organic matter, total N, bulk density, total porosity, capillary pore variation of soil quality and efficiency are analyzed.
分析了人工植被恢复和自然封禁在恢复过程中土壤有机质、全N、容重、总孔隙度、毛管孔度等土壤质量效益变化规律。
参考来源 - 水土保持生态修复区域差异研究·2,447,543篇论文数据，部分数据来源于NoteExpress
二是发泡难度大，管孔之间极易产生大量空洞。
Two is difficult to foam, easy to produce a large number of holes between the tube holes.
塞住排水管孔道的那个塑料袋被拉了出来，水从孔道中排了出去。
The plastic bag dislodges from the porthole in the wall and the water drains from the room below him.
行使预埋在结构层中的排水管孔作为变形预设缝，防止裂缝开展。
The use of pre buried in the structural layer of the drainage pipe hole as a deformation of the default seam to prevent the development of cracks.
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