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科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

percussion drilling percussion feeder percussion figure percussion fire percussion fuze
percussion grinder percussion hammer percussion hammer firing mechanism percussion instrument percussion mark
percussion mechanism percussion note percussion of liver percussion of precordial area percussion of spleen
percussion of urinary bladder percussion piston percussion power press percussion press percussion resonance
percussion reverse circulation drill percussion riveting machine percussion rock drill percussion-rotary drilling percussion scar
percussion screw press percussion sidewall sampling percussion sound percussion tenderness over hepatic region percussion tool
percussion type boring machine percussionwave percussion wave percussion weld percussion welder
percussion welding percussion welding machine percussion welding (PEW) percussive action percussive boring
percussive cap percussive drilling percussive force percussive open-well machine percussive pressure of surroundings
percussive-rotary drilling percussive sound percussopunctator percussor percutaneous infection
percutaneous intrahepatic cholangiography percutaneous splenoportography percutaneous test percutaneous transhepatic cholangiography percutaneous transhepatic cholangiography (PTC)
percutaneous transhepatic cholecysto drainage percutaneous transhepatic drainage percutaneous transluminal coronary angiocopy percutaneous transluminal coronary angioplasty percylite
per diem per diem allowance per diem expenses per diem rate perdistillation
perdurability perduren pereion pereiopods pereletok
perennation perennial perennial base flow perennial branch perennial broadleaf weed
perennial canal perennial crop irrigation perennial elements of Bizzozero perennial-frost perennial grass
perennial irrigation perennial lake perennially frozen lake perennial overdraft (地下水的) perennial plant
perennial rhinitis perennial river perennial root perennial rye-grass perennial snowfield
perennial spring perennial stream perennial stream flow perennial treatment perennial weeds
perennial yield (地下水的) perenninal hay-fever perester peret per ewe joined
perfect perfectape merging unit perfect binding perfect black body perfect code
perfect comparator perfect competition market perfect cosmological principle perfect crystal perfect cube
perfect detector perfect diamagnetism perfect dielectric perfect diffuser perfect diffusion
perfect dislocation perfect eaqulity in distribution perfect elasticity perfect elastic material perfect fitting
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