纹孔腔 [植] pit cavity ; [植] pit chamber
环形孔腔 circular bore
柱塞孔腔 plunger bore
脐孔腔镜阑尾切除术 peritoneoscopic appendectomy through the umbilicus
溶孔腔菌属 Tremateia
导孔腔 pit caity
围鳃腔孔 [动] atriopore ; atrial aperture
单孔腹腔镜手术 LESS ; SILS ; laparoendoscopic single-site surgery ; Single incision laparoscopic surgery
量测孔腔 orifice tank
用这种型砂制作型芯，可解决厚大铸钢件内不易铸出的小径深孔腔室的成形难题。
A difficult foundry problem about the cast shaping of the small and deep holes in the heavy section steel castings can be solved by using the no bake sand. for making cores.
用塔形试样对比研究了水平连铸管坯和轧制管坯穿孔时顶头前压缩率对孔腔形成的影响。
The effect by pre-plug compression rate on formation of the cavity was investigated in a comparative method with step-down test samples of HCC billet and rolled bloom respectively.
目的探索“周氏脐刀”和“脐孔操作镜鞘气囊”做脐孔腔镜阑尾切除术以及其它腹部手术的微创优点。
Objective To investigate the advantages of the peritoneoscopic appendectomy through the umbilicus with Zhou s umbilicus lancet and trocar balloon.
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