Plumbers caulk joints in pipe with lead, string or a caulking compound.管子工用铅 、 绳子或专用填隙材料使管子的接头不漏水.Older windows and doors require maintenance -- scraping, painting and caulking.旧门窗需要一系列维护,诸如, 刮磨, 上漆,勾缝.Caulking and weath...
To understand the antagonism of Clostridium butyric and Bifidobacterium infants to v.了解酪酸梭菌和婴儿型双歧杆菌单独及混合培养时对霍乱弧菌的拮抗作用.After JAP ( 3.0 % ) is added to skim milk, Bifidobacterium can produce more acid ( 3.0 % ).在脱脂乳中添加3%的 ...
Sheathing layer: PVC extruded polyethylene or in the form of weaving.护套层: 用聚乙烯或聚氯乙烯挤塑在编织层上而成的.I work in the extruded tube business.我做挤压管生意。Lava is extruded from the volcano.熔岩从火山中喷出。Plastic material is extruded through v...
Maggie's head was spinning in a daze of ultramarine blue far removed from Catholicism or Polynesia.麦琪的思想远离天主教而沉入了让人眼花缭乱的深蓝色中.It abuts the Tropic of Cancer, constituted the Polynesia archipelago north vanguard.它紧靠北回归...