,We also have passed ISO9001, ISO14001, RoHS and IATF16949. Our Products are widely used in health care, finance, Internet of things, smart home, industrial control, instrumentation, vehicle display, color screen display and other fields. Based on the m...
VPI-C/8/0/90/90/90/90 油流分配器 WoernerA401N-PH/0 LM-THERM Coreg-B 1000W 230VAC 快速报价 E+H PMC 51-1cw31/1w9 -15 - +5 mbar / 4-20 mA ELTAKO MFZ12NP-230V+UC INTERNORMEN pos1:1. Filter element 300368 – 01.NL 250.25G.30.E. 滤芯 SUN BK2 OFP7-A2 S130829050547 ...
VDD DB3 1 N 4 14 8 14 ID D DB4 1 N 4 14 8 妓玂 筿隔 A Titl e Siz e A3 D a te : File : N u mb er 6 -Se p-20 0 2 D :\d ia mon d \A U TO . D D B R e v is io n She e t of D ra w n B y : 4 5 6 7 8 ©...
液晶驱动电压.由于液晶材料的特性,该电压随环境温度而变化.Liquid Crystal driving voltage.Due to the characteristics of LC Material, this voltage varies with environmental temperature. 2. 温度和相对湿度范围如下图所示.湿球温度最高应为39℃. 并且没有冷凝水. Temperature and relative humidity range are ...
We prove that the reciprocal sum S k (x) of the least common multiple of k ≥ 3 positive integers in N ∩ [ 1 , x ] satisfies S k (x) = P 2 k - 1 (log x) O (x - θ k ) where P is a polynomial of degree 2 k - 1 and θ k = 2 k (k 1) k 1 2 · 3 2 ...
然后整除分块一波, 求 的前缀和就可以了, 杜教筛解决 AI检测代码解析 #include<bits/stdc++.h> #define N 5000050 #define LL long long #define Mod 1000000007 using namespace std; int prim[N], tot, isp[N], mu[N]; LL val[N]; map<int,LL> F; ...
Let S={x_1,x_2,…,x_n}be a set of n distinct positive integers and a≥1 an integer. The matrix having the a-th power(x_i,x_j)~a of the greatest common divisor of x_i and x_j as its i,j-entry is called a-th power greatest common divisor(GCD)matrix defined on S,denote...
Please control feedback current of each string individually to compensate the current variation among the strings of LEDs. When you design or order the LED driver, please make sure unwanted lighting caused by the mismatch of the LED and the LED driver (no lighting, flicker, etc) never occurs...
h Surface hardness shall not be more than 30 Vickers points above the measured core hardness of the fastener when determination of both surface hardness and core hardness are carried out with HV 0,3. i Any increase in hardness at the surface which indicates that th...
Company to ISO9001 quality system authentication enterprise as the standard,the enterprise quality assurance system more perfect,Yangzhong Dongxu chemical plastic Company Limited will be the spirit of sincere cooperation,advanced enterprise management,strict the style of work,and you work together,create...