采用串联式波纹管机械密封代替原单端面机械密封，解决了减底泵机械密封冲洗液对介质的影响问题。
The infection of the washing liquid used in the pump at the decompression tower bottom to the medium was introduced.
包括喉癌、下咽癌、舌癌、口底癌、甲状腺癌及双侧原发灶不明的颈部转移癌。
The cases included the cancer of larynx, hypopharynx, tongue, floor of mouth, thyroid, submandibular gland and bilateral cervical metastasis.
此外，原发瘤可以扩展到鼻腔(5例)，副鼻窦和颅底(5例)。
Besides, the primary tumor might extend to the nasal fossa (5 cases), paranasal sinuses and the base of the skull (5 cases).
本课题研究的高档离型原纸主要是供厂家生产妇女卫生巾和护垫衬纸以及不干胶底纸的。
The top grade release paper studied in this task is mainly used in the factories which produce safety towel paper, hygienic paper and so on.
研究表明，YF双层底结构比原结构具有更大的吸能能力和抗搁浅能力。
The study shows that both of energy absorption and anti-grounding abilities of YF double bottom structure are evidently better than that of routine structure.
根据本组经验认为高位胃体癌，全胃癌、多原发癌、残胃癌、胃底贲门癌应行全胃切除，术中肉眼判断癌已侵及浆膜层者宜行全胃合并脾胰尾切除。
The indications for total gastrectomy were cancer involving the whole stomach , the body, the cardia, the fundus, stump carcinoma as well as multiple primaries of the stomach.
毕可燕笔底的山水景观，其原创性主要体现在两个方面，其一为心灵原乡的符号。
The originality in Bi Keyan's landscape paintings is embodied by two aspects. The first aspect is the signal of the original homeland of the soul.
原发癌位于胃底或贲门部26例（46.4%）；
Primary site located in fundus or cardia in 26 cases (46.4%);
本发明的咖啡杯原纸用底涂涂料的主 要特点：（1）水性涂料，安全环保；
The base coating for coffee cup base paper of the invention has main characteristics of 1. water coating, safety and environmental protection;
本发明的咖啡杯原纸用底涂涂料的主 要特点：（1）水性涂料，安全环保；
The base coating for coffee cup base paper of the invention has main characteristics of 1. water coating, safety and environmental protection;
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