discussion on the technological transformation of watertight seal of the discus type butterfly's valve

then wrap the inlet pipes with teflon tape to ensure a watertight seal.

用生料带缠绕进水管，以保证密封不漏水。

互联网摘选

with the dust cover closed and latched, the through connector interface has an ip65 rating thereby providing a watertight seal.

防尘盖封闭，锁存，通过连接器接口具有IP65防护等级，从而提供了一个水密封口。

互联网摘选

a muscular flap covers the blowhole, making a watertight seal when dolphins dive.

一肌皮瓣复盖气孔，使止水当海豚下潜。

互联网摘选

watertight seal door is set on the dock and there is waterway out of the door.

该土坞设有止水密封坞门，该门外设航道。

互联网摘选

folds of skin cover their eyes and ears to prevent water from entering, and the nostrils close with a watertight seal.

皮肤的皱褶盖住它们的眼睛和耳朵，防止进水，它们的鼻子内有可关闭的防水封垫。

互联网摘选

earlier this year, deutsche bahn bought british company arriva, which operates buses and trains across 12 european countries.

今年早些时候，德国联邦铁路公司购买了英国抵岸公司，该公司在超过12个欧洲国家拥有汽车和火车。

互联网摘选

the british firm arriva, which handle the bus route, set "seats only for lovers" in 103 buses.

在丹麦营运公交线路的英国公司Arriva眼下已为103辆公交车安装了“恋人专座”。

互联网摘选

this week both the french and german state railways were said to be interested in arriva, a transport firm.

本周有消息称法国和德国的国家铁路公司都对运输公司Arriva感兴趣。

互联网摘选

extraction of polysaccharide from lycium rethenicum murr by different methods

不同方法提取黑果枸杞多糖的研究

互联网摘选

studies on effect conditions of production of trametes robimiophila murr. 's mycelium pellets

槐耳液体发酵菌丝球形成影响条件的研究

互联网摘选

determination of protein content in a water soluble polysaccharide of caput-medusae of ganoderma tsugae murr by kjeldahl method

凯氏定氮法测定松杉灵芝子实体水溶性多糖中蛋白质含量

互联网摘选

character analysis on the root type of chinese bellflower

桔梗根型的特征分析

互联网摘选

take a taxi and ask for bellflower hospital. it's not far. when you get that you should go to the emergency department.

打车去风铃草医院，离这儿不远。你到那应该去急救科。

互联网摘选

simpson hall is on the corner of bellflower boulevard and atlantic avenue.

辛普森楼位于贝尔弗劳尔大道和大西洋街的街角上。

互联网摘选

rip the roots of broad bellflower into thin strips. after boiling, panbroil with ground green onion, sesame salt, salt and some sesame oil.

桔梗切小段。煮过以后，再用小葱，芝麻，盐和香油煎一下。

互联网摘选

and everyone bellflower is to protect and purify the soul jade and spend four spirits power.

而巫女桔梗就是为了保护和净化四魂之玉而动用灵力。

互联网摘选

there's a bus stop across the street on the corner of cherry and bellflower .

在街对面，切里街和贝尔弗劳尔大道的转角上有一个公共汽车站。

互联网摘选

analysis on an accident of acute propenol poisoning

一起急性丙烯醇中毒事故调查分析

互联网摘选

wsw, women who have sex with women

女女性行为者

互联网摘选

mitag will travel w to wsw in the next 48 hours along the southern periphery of the subtropical ridge.

预料米娜于未来48小时将沿副热带高压脊南部向西至西南偏西移动。

互联网摘选