B
back-flow preventer||·À»ØÁ÷×°ÖÃ
back pressure of steam trap||Äý½áË®±³Ñ¹Á¦
back pressure returnÓàѹ»ØË®
background noise||±³¾°ÔëÉù
back plate||µ²·ç°å
bag filler||´üʽ³ý³¾Æ÷
baghouse||´üʽ³ý³¾Æ÷
barometric pressure||´óÆøѹÁ¦
basic heat loss||»ù±¾ºÄÈÈÁ¿
hend muffler||ÏûÉùÍäÍ·
bimetallic thermometer||Ë«½ðÊôζȼÆ
black globe temperature||ºÚÇòζÈ
blow off pipe||ÅÅÎÛ¹Ü
blowdown||ÅÅÎÛ¹Ü
boiler||¹ø¯
boiller house||¹ø¯·¿
boiler plant||¹ø¯·¿
boiler room||¹ø¯·¿
booster||¼Óѹ±Ã
branch||Ö§¹Ü
branch duct||(ͨ·ç) Ö§¹Ü
branch pipe||Ö§¹Ü
building envelope||Χ»¤½á¹¹
building flow zones||½¨ÖþÆøÁ÷Çø
building heating entry||ÈÈÁ¦Èë¿Ú
bulk density||, , <, SPAN class=bodytext>¶Ñ»ýÃܶÈ
bushing||²¹ÐÄ
butterfly damper||µû·§
by-pass damper||¿ÕÆø¼ÓÈÈÆ÷¡³ÅÔͨ·§
by-pass pipe||ÅÔͨ¹Ü