含水层渗透系数K是进行地下水资源评价时必须确定的参数,一般是采用设置抽水试验孔获取相关资料而确定的。在单井稳定流抽水试验时,在承压水完整井的条件下,Q~S关系呈直线时,含水层渗透系数K,用下列()公式(其中Q为出水量,m3/d;S为水位下降值,m;M为承压水含水层厚度,m;H为自然状态下潜水含水层的厚度,m;h为潜水含水层在抽水试验时的厚度,m;L为过滤器长度,m;r为抽水井过滤器半径,m;R为影响半径,m)求得。
The check under shipowner’s organization made at the loading port is to avoid accepting cargo()upon receipt.
Can you sign the Mate’s Receipt()batches?
S11-M(R)-100/10表示三相油浸自冷式,双绕组无励磁调压,卷绕式铁芯(圆载面),密封式,额定容量100kVA,高压侧绕组额定电压为()kV电力变压器。
It is the chief mate’s job()the tank cleaning operation.
The shippers hope each mate’s receipt is to be signed right after the cargo()is loaded.
A trade custom has been proved to the effect that in trade between Sarawak and Singapore mate’s receipts()universally adopted as documents of title as in same way as bills of lading.
华为mate s手机怎样自定义通知栏快捷按钮?华为mate s手机通知栏快捷按钮如何管理?
华为mate s手机如何编辑来电拒接短信?华为mate s手机来电拒接短信编辑方法
Bill:So MarY,how’S the coffee maker‘working?Mary:Actually,it doesn’t work well. Bill:Why don’t you take it back?Mary:__________,but I‘ve misplaced the receipt.
The plainer is a bowerbird' s plumage, the more brightly it decorates its nest to attract a mate.
华为mate s手机怎么开启来电等待功能?华为mate s手机如何设置来电等待功能?
华为mate s手机为什么数码变焦后不支持闪光灯了?什么原因?如何解决?
华为mate s手机如何查看电池使用状态?华为mate s手机电池使用状态怎么查看?
华为mate s手机如何禁止应用程序读取手机中的个人数据?怎么操作?
华为mate s手机如何调节延时摄影速度?华为mate s手机延时摄影速度如何调节华为mate s手机如何调节延时摄影速度?华为mate s手机延时摄影速度如何调节?
华为mate s手机怎样关闭智能截屏?华为mate s手机智能截屏如何关闭华为mate s手机怎样关闭智能截屏?华为mate s手机智能截屏如何关闭?
华为mate s手机如何使用离线地图导航?华为mate s手机离线地图怎么下载使用华为mate s手机如何使用离线地图导航?华为mate s手机离线地图怎么下载使用?
华为mate s手机如何恢复手机数据?华为mate s手机数据怎么恢复华为mate s手机如何恢复手机数据?华为mate s手机数据怎么恢复?
型号为S11-M(R)-100/10变压器含义包括()。
对Galaxy S10+和华为Mate20 Pro超广角镜头的区别描述不正确的是()
From paragraph 3 we know the author’s room-mate _______. ()
7、前缀ex在c,h,p,q,s,t和元音字母前形态不变,在f前就变成ef,在b,d,g,j, l, m,m r,v前变成e。
It is usually the ____ who issues relevant documents such as Forwarder’s Certificate of Receipt, Forwarder’s Certificate of Transport, etc.