Which of the following problems can cause fluctuating pressures in the closed cooling system of a main propulsion diesel engine? A.Defective temperature controls in the system B.Cavitation in the cooling water pump C.Opened vent in the cooling system D.Restricted water passages in the engine 点击...
The largest facial bones are the ___. A. palatine bones B. nasal bones C. lacrimal bones D. maxillary bonesWhich of the following describes structures from the conduction zone? a. Pharynx, alveolar sacs, alveoli, trachea. b. Bronchus, nasal c...
欧洲人一定特别想来中国 The European needs the commodity all is comes from China, for example: Silk, tea, spice, chinaware.Specially China, "Marco Polo Travel notes" sell well in Europe, it describes China is " there is gold everywhere in China ".The European wants to come China certainly...
In the presence of overexpressed miR-646, the majority of cells were blocked in the S phase of the cell cycle; however, after miR-646 silencing, cell arrest transitioned to the G2/M phase. Following the addition of the miR-646 mimic, KGN cells displayed apoptosis. Employing a dual-...
The same experimental setup as described in Section 2.1.3 (Attenuation Measurements) was used to determine an “inertial” cavitation threshold. The experiment was performed as shown in Figure 1C. Acoustic absorbing material (Aptflex F28, Precision Acoustics Ltd., Dorchester, UK) was placed at ...
This article describes the use of hepatic three-dimensional modeling, ICG fluorescence imaging and laparoscopic ultrasound examination, convenient for improving the preoperative surgical preparation for personalized laparoscopic approach. Keywords: hepatic surgery; thermoablation; laparoscopy; liver tumor; 3D ...