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- Made of or coated or treated with rubber, plastic, or a sealing agent to prevent penetration by water. 用防水材料处理过的以防止漏水而用橡胶、塑料或粘结剂制作、覆盖或处理过的
- SiO_2 sol sealing agent was prepared from tetraethoxysilane(TEOS)by ethyl alcohol as solvent and hydrochloric acid as catalyst. 以正硅酸乙酯为原料,乙醇为溶剂,盐酸为催化剂制备了SiO2溶胶封孔剂。
- ZC-100H: In anchoring agent and sealing agent industries, C5 petroleum resin has very important position as gluing resin. ZC-100H: 在胶粘剂和密封行业中，碳5石油树脂作为增粘树脂已经占有重要地位。
- A new type shale inhibiter，KLG and sealing agent are used to seal fragile formation so that we can enhance safety density and solve the problem of hole collapse. 用新型防塌剂和KLG以及封堵材料复配使用，对破碎地层进行了有效封堵；
- To deal with the problem of reservoir damage during drilling operation, well completion fluid system containing sealing agent DCL-1 and plugging agent YD-1 was applied in Zhao-44 well. 针对赵46井裂缝性砾岩储层的特点,采用了以单向压力封闭剂DCL-1和低荧光油溶性暂堵剂YD-1为主处理剂的钻开油层完井液体系。
- Polymerize with vinyl acetate and acrylic acid or methyl acrylic acid monomer.These polymers are widely used in coating, adhesive and sealing agent, providing excellent adhesion and durability. 与醋酸乙烯和丙烯酸或甲基丙烯酸单体共聚，这些聚合物广泛用于涂料、胶粘剂和密封剂中，提供优异的粘合力和耐久性。
- In the drilling fluid system, main treating agents include polyalco-hol CFH-2, strong sealing agent and high temperature salt tolerant filtrate reducer OCL-PT, and so on. 聚合醇CFH-2具有可生物降解性;既能提高体系的抑制性、润滑性及储层保护性能;又可满足环保要求; 抗高温降滤失剂OCL-PT能有效地降低饱和盐水体系在高密度(2.;32g/cm。)
- The Drum Type High-Pressure Pump AAA is suited to high pressure feeding of high viscosity sealing agents out of 300 KG containers. AAA回转式高压泵适合用于将高粘度的密封剂从300公斤的容器中高压输送出来。
- The new sealed ployurethanes were prepared from toluene diisocyanate(TDI),new sealing agent glycol monoethyl ether(GME)and hydroxyl terminated polyether with no solvent. 以甲苯二异氰酸酯和聚醚多元醇为原料,以乙二醇单乙醚为封闭剂,采用无溶剂法制备了无溶剂封闭型聚氨酯树脂。
- Laboratory Study of Sealing Agent for Shallow Layer 浅层堵漏剂的室内研究
- Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉，以便保存肉汁。
- The putty gives a good seal round the window. 窗户四周泥的油灰密封效果很好。
- Our foil packets seal the flavour in. 我们用锡纸包装以保持原味。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- This document carries the royal seal. 这份文件上盖有王室印章。
- The seal on the bottle has perished. 瓶子的封记已经腐烂。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- For further information, contact your local agent. 要进一步了解情况，请与本地代理商联系。
- He impressed his seal on the wax. 他在火漆上盖了他的私章。
- FBI is on the look out for the agent these days. 这些天联邦调查局正在注意那个特工。
